Table 10: Mass of crude acetaminophen produce during synthesis. Acetaminophen (Paracetamol) Overdose - Emergency Medicine | Lecturio Paracetamol and Toxicity | Uses, Dosing, MOA, Metabolism, Antidote Part 1: Pharmaceutical Analysis - Definition, Types and Scope Assay of Paracetamol Raw material/ UV Paracetamol - Mechanism, Uses, Side-Effects, Dosage UV Vis We use the most common isotopes. Is acetaminophen the same as paracetamol? What is the difference between Tylenol and generic acetaminophen? What does the word lambent mean in english? chemical reaction mechanism data a sample of 0 166 grams 0 0013 mol of p aminophenol was converted My Account . Answer (1 of 5): Atomic weight is the mass of one mole of the given element. So if we have 63.56 g carbon, then we end up with 5.292 moles. 3.55 g Substance Mass. The formula weight is simply the weight in atomic mass units of all the atoms in a given formula. Acetaminophen is paracetamol that is generally used as anti-inflammatory medicine and included in the list of essential WHO medicines needed in health systems. Calculate the chemical amount (in moles) of that compound in the tablet. var tr_already_opted_out = "You already opted out from selling your personal information"; Acetaminophen is the major metabolite of acetanilid and phenacetin, which were once commonly used drugs, and is responsible for their analgesic (pain-relieving) effects. 6H2O. To complete this calculation, you have to know what substance you are trying to convert. Easy Ordering. C8H9NO2 You can specify conditions of storing and accessing cookies in your browser. Calculate the relative atomic mass of this; magnesium has 3 isotopes. Acetaminophen, also known as paracetamol is a medicine used for mild pain relief. figs.) Capitalize the first letter in chemical symbol and use lower case for the remaining letters: Ca, Fe, Mg, Mn, S, O, H, C, N, Na, K, Cl, Al. What is the molecular formula for acetaminophen? Molecular mass of acetaminophen 151.16amu. var tr_would_you_like_to_opt_out = "Would you like to opt out from selling your personal informaion for the purpose of ads personalization? When calculating molecular weight of a chemical compound, it tells us how many grams are in one mole of that substance. English Name: 4-Acetamidophenol CAS: 103-90-2 Molecular Weight: 151.163 Molecular Formula: C8h9no2 Boiling Point: 387.825.0 c at 760 Mmhg Density: 1.30.1 g/cm3 What is the molecular mass (amu) for this compound? Molar mass of C8H9NO2 is 151.1626 g/mol Compound name is acetaminophen Get control of 2022! This is not the same as molecular mass, which is the mass of a single molecule of well-defined isotopes. It is soluble in boiling water, methanol, and ethanol but it does not dissolve in water, ether or benzene. Free and expert-verified textbook solutions. C6H12O6 + 6O2 ------> 6CO2 + 6H2O + energy Finding molar mass starts with units of grams per mole (g/mol). Table 11: Mole calculation of 4-aminophenol and acetic anhydride. The molecular formula of acetylsalicylic acid (aspirin), one of the most commonly used pain relievers, is C9H8O4.. It is formed by combining an amide group and [] Each tablet contains 500 mg of acetaminophen, and a typical adult dose is two tablets every eight hours. 1.30 grams of H are reacted with an excess of N to produce 4.21 grams of NH3- Hence the Molar mass of Acetaminophen (C8H9NO2) is 151.165 g/mol. Business, Finance, Economics, Accounting, Operations Management, Computer Science, Electrical Engineering, Mechanical Engineering, Civil Engineering, Chemical . Compound Acetaminophenwith free spectra: 11 NMR, 8 FTIR, 2 Raman, and 28 MS. Counting the number of atoms of each element in the compound. 94% of StudySmarter users get better grades. Paul Flowers, Klaus Theopold, Richard Langley, Determine which of the following contains the greatest mass of aluminum: 122 g of AlPO. What is Acetaminophen? Finding the atomic masses of elements in the periodic table. Calculate the empirical formula of the following polymers: (a) Lucite (Plexiglas); 59.9%C, 8.06%H, 32.0% O. Carbon, 6 g hydrogen is 5.95 moles hydrogen, 9.27 g nitrogen is 0.6618 miles nitrogen and 21.17 g. Acetaminophen, an analgesic and antipyretic drug, has a molecular mass of 151.2 u and a mass percent composition of 63.56% C ,6.00% H, 9.27% N, and 21.17% O. It has the chemical formula C8H9NO2, extended formula HOC6H4NHCOCH3, and IUPAC chemical name N-(4-hydroxyphenyl)acetamide. Answer: 151.16 amu Formula Mass for Ionic Compounds Provied information about Acetaminophen (Molecular Formula: C8H9NO2, CAS Registry Number:103-90-2) ,Boiling Point,Melting Point,Flash Point,Density,NMR Specturm,Molecular Structure,Risk Codes,Synthesis Route at guidechem Did you mean to find the molecular weight of one of these similar formulas? For bulk stoichiometric calculations, we are usually determining molar mass, which may also be called standard atomic weight or average atomic mass. It is generally used to reduce pain or fever in children or adults. Native to the Mediterranean region, it is currently cultivated worldwide. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'knordslearning_com-large-mobile-banner-2','ezslot_8',139,'0','0'])};__ez_fad_position('div-gpt-ad-knordslearning_com-large-mobile-banner-2-0');The molar mass of Oxygen is 15.999 g/mol. Note that the average masses of neutral sodium and chlorine atoms were used in this computation, rather than the masses for sodium cations and chlorine anions. 7 Ross J. The atomic weights used on this site come from NIST, the National Institute of Standards and Technology. 3.343 * 10^(23)"molecules" Your strategy her will be to use the molar mass of aspirin to determine how many moles you have in that sample use Avogadro's number to convert the number of moles to number of molecules So, aspirin, "C"_9"H"_8"O"_4, has a molar mass of "180.157 g mol"^(-1). Although many studies on its use as an analgesic were performed, it wasnt until 1950 that it was marketed under the name Triagesic. Finding molar mass starts with units of grams per mole (g/mol). Using the chemical formula of the compound and the periodic table of elements, we can add up the atomic weights and calculate molecular weight of the substance. Convert between C8H9NO2 weight and moles Elemental composition of C8H9NO2 Formula in Hill system is C8H9NO2 Computing molar mass (molar weight) Use uppercase for the first character in the element and lowercase for the second character. The reactants contain a t 2NaCl + The molar mass of Carbon is 12.011 g/mol. You can see the molar mass value of all the atoms from this periodic table. The chemical structure for the molecule could be given as below. June 10, 2022; By: Author gallaghers steakhouse wine list; teachers federal credit union debit card limit We will start with the percent that is each element. Explain why or why not. Several beneficial effects have been described for rosemary, including antimicrobial and antioxidant activities. to determine the a molecular formula. what is the molar mass of acetaminophen, C8H9NO2? As chemical oxidation of wastewater comes with the formation of varying, possibly persistent and toxic by-products, post-treatment of the ozonated effluent is routinely suggested. Acetaminophen, C8H9NO2 is a covalent compound and an active ingredient in several popular nonprescription pain medicines such as Tylenol, what is the molecular mass (amu) for this compound. Informations about Acetaminophen (TMO-T0065-25mg) English Deutsch English; Cart. So for that, have a look at the periodic table given below. Students are provided sufficient background information to allow them to independently . Acetaminophen C8H9NO2 Molar Mass, Molecular Weight. Discover 1.099 g/cm3 Pain Killer Powder CAS 62-44-2 Antipyretic Analgesics from china factories, quality 1.099 g/cm3 Pain Killer Powder CAS 62-44-2 Antipyretic Analgesics of Hanhong Medicine Technology (Hubei) Co., Ltd. from china factories. I hope you have understood the short and simple calculation for finding the molar mass of Acetaminophen. 81.078 g/mol c. 49 g/mol d. 41 g/mol e. None of the answers are correct., How many moles of aspirin, C9H8O4, are in a tablet that contains 325 mg of aspirin? In addition to its use as a condiment in food preparation and in teas, rosemary has been widely employed in folk medicine and cosmetics. How are mass molar mass and number of moles of a substance related to each other? 7.34b). Acetaminophen is paracetamol that is generally used as anti-inflammatory medicine and included in the list of essential WHO medicines needed in health systems. Structurally, acetaminophen is a relatively simple compound: A six-carbon benzene ring with two small chemical groups attached. It is used for the treatment of arthritis as well. Save my name, email, and website in this browser for the next time I comment. Finding the molar mass by means of calculating the sum of the atomic weight of the atoms, which form the compound multiplied by their numbers. That is 128+19+216+14=151 g/mole. This site explains how to find molar mass. Any chemical element. In the second part here, we're looking for the volume off liquid density that is two liters on the density off vaccine is 659 g per liter, So the mass is the volume times the density, so we have a massive 1318 g. Where Q is 10.59 Rearrange be following equation that is Q equals M c p D t. We'll see p that is Q bye bye am Delta T. This means that one mole of aspirin will have a mass of "180.157 g". Browse the list of With a desire to make learning accessible for everyone, he founded Knords Learning, an online chemistry learning platform that provides students with easily understandable explanations. REGISTER & SECURE BENEFITS. So the weight of acetaminophen that is 3:25 mg so that is can according to Graham As one mg that is the conduct and is 4 -3 ground. So the percent of carbon that is 72.72%% Of hydrogen, that is 6.81%% of nitrogen, 10.60% and the percent of oxygen that is 24.24%. That is see it H nine N or two. (a) Write the molecular formula of acetaminophen (see Fig. Its formula mass is 58.44 amu. Rosmarinus officinalis L. (rosemary) is an aromatic culinary herb. Acetaminophen as a chemical formula of C8H9NO2. Convert grams C8H9NO2 to moles or moles C8H9NO2 to grams, Molecular weight calculation: Functional groups: D, Ph, Me, Et, Bu, AcAc, For, Ts, Tos, Bz, TMS, tBu, Bzl, Bn, Dmg. In acetaminophen , the formula is CHNO , the molar mass of it is obtained by adding atomic weights of carbon,hydrogen and oxygen multiplied by the superscripts respectively. Ozonation is a powerful technique to remove micropollutants from wastewater. The. Common conditions treated include headache, muscle aches, arthritis, backache, toothaches, sore throat, colds, flu, and fevers. Question: The chemical formula of acetaminophen is C8H9NO2. . The resultant alloys have very high strength-to-weight ratios. This compound is also known as Acetaminophen. WebQC is a web application with a mission to provide best-in-class chemistry tools and information to chemists and students. Copyright 2020 Andlearning.org common chemical compounds. of CO2 molecules In 0.25 mol- (0.256.02310^23) = 1.505710^23 number of CO2 molecules are present. The temperature should be greater than 70 degree Celsius when preparing this compound. by Drugs.com Yes, acetaminophen is the same as Tylenol. The first was the extraction and purification of paracetamol from tablets. You have no items in your shopping cart. 5% discount on every online order; View prices & discounts; Free gifts; Request & accept offers online; LOGIN NOW . What is the molecular formula of acetaminophen? The melting and boiling point of the molecule is 168 C and 420 C, respectively. > This. This study explored an enzymatic treatment You can see that in Acetaminophen (C8H9NO2), there are 8 Carbon atoms, 9 Hydrogen atoms, 1 Nitrogen atom and 2 Oxygen atoms. 1.). Chemistry questions and answers What is the molecular mass of acetaminophen, C_8 H_9 NO_2? Sign up for free to discover our expert answers. The molar masses are: C8H9NO2 = 151.163 g/mol. This is a colorless white crystalline solid that has a bitter taste with a density of 1.293 g mL-1. A common request on this site is to convert grams to moles. C8H9NO2 molecular weight Molar mass of C8H9NO2 = 151.16256 g/mol This compound is also known as Acetaminophen. The formula for this compound is C8H9NO2 and its extended formula is HOC6H4NHCOCH3 with a molecular weight of 151.165 g mol-1. of mol = (11/44)=0.25mol [molecular mass of CO2 is 44g/mol] In 1 mole CO26.02310^23 no. The molecule that was chosen is Acetaminophen. What is the mass percent of hydrogen in acetaminophen? 151.163 g/mol Paracetamol/Molar mass. How many moles are in 500 mg of acetaminophen? Sum Each Element's Mass Finally, add together the total mass of each element to get the molar mass of the molecule: 96.0856 g/mol + 9.07146 g/mol + 14.0067 g/mol + 31.9988 g/mol = 151.16256 g/mol (C8H9NO2, M. = 151/mol ) Practice Carbon makes up approx. Poplar trees naturally make a very similar structure, called p-hydroxybenzoate, attached to lignin. Now in Acetaminophen (C8H9NO2), there are 8 Carbon atoms, 9 Hydrogen atoms, 1 Nitrogen atom and 2 Oxygen atoms. Typically, chemists might need to produce a certain amount (in mass) of a chemical for a consumer; This is when mole-mole and . Acetaminophen (CAUTION: p-aminophenol is hazardous to skin, concentrated HCl is caustic) Practical grade p-aminophenol contains impurities that must be removed at the begining of the synthesis. Determine the number of moles equivalent to 1.0 grams of Acetaminophen. Molecular mass of acetaminophen 151.16amu See the step by step solution Step by Step Solution TABLE OF CONTENTS Step 1-Counting number of Atom The theoretical yield can be found from the 0.0036655 mol acetaminophen: 0.0036655 mol C8H9NO2 x (151.163 g C8H9NO2 / 1 mol C8H9NO2) = 0.5540861 g = 0.554 g acetaminophen (theoretical) (at 3 sig. What is the mass of 7.28 mol of copper (II) nitrate. Well, now you have come to know the molar mass of Acetaminophen. So, Molar mass of Acetaminophen (C8H9NO2) = Molar mass of 8 Carbon (C) atoms + Molar mass of 9 Hydrogen (H) atoms + Molar mass of 1 Nitrogen (N) atom + Molar mass of 2 Oxygen (O) atoms. C8H9No2. This leads to two important facts. what is the molar mass of acetaminophen c8h9no2 show calculations . Molar mass of Acetaminophen (C8H9NO2) is 151.165 g/mol. What is the molar mass of acetaminophen, C8H9NO2? 2016-12-15 16:38:48 UTC Best study tips and tricks for your exams. magnesium has three common isotopes. "; Please enable JavaScript in order to use this website. 76 amu c. 151 amu d. 162 amu e. 125 amu, Calculate the molar mass of sulfuric acid. Created on a Dell Dimension laptop computer with a Wacom digital tablet (Bamboo). 12.0107*8 + 1.00794*9 + 14.0067 + 15.9994*2, Note that all formulas are case-sensitive. It has the chemical formula C8H9NO2, extended formula HOC6H4NHCOCH3, and IUPAC chemical name N- (4-hydroxyphenyl)acetamide. What is the relative atomic mass of magnesium? , The equation below represents a chemical reaction that occurs in living cells. acetaminophen c8h9no2 pubchem Apr 24 2022 web acetaminophen c8h9no2 cid 1983 structure What is the molar mass of acetaminophen c8h9no2 an over the counter pain reliever also known as paracetamol? Determine the molar mass of acetaminophen (show your work). This is not the same as molecular mass, which is the mass of a single molecule of well-defined isotopes. What is the molecular mass of acetaminophen c8h9no2? The solution contained 868.8 g of HCl. The structure of acetaminophen is (in figure), The group at the top of the molecule is a hydroxyl group. The molecule has a planar geometry with 7 carbon atoms and sp2 hybridization. Acetaminophen is the generic name for the brand name medication Tylenol, made by McNeil Consumer. By using this website, you signify your acceptance of Terms and Conditions and Privacy Policy. The six-membered ring is an aromatic ring. A 2.00-L bottle of a solution of concentrated HCl was purchased for the general chemistry laboratory. There's no electrical danger to leaving a bulb partially unscrewed in a socket, but if it's too loose, it could fall and shatter, which could be a hazard. The first two columns on the left side of the periodic table are where thessubshells are being occupied. In chemistry, the formula weight is a quantity computed by multiplying the atomic weight (in atomic mass units) of each element in a chemical formula by the number of atoms of that element present in the formula, then adding all of these products together. 23% of a human's body. Solution Molecules of this compound are composed of 13 carbon atoms, 18 hydrogen atoms, and 2 oxygen atoms. ionization-tandem mass spectrometry quantitative determination of paracetamol and caffeine . The molecular formula C8H9NO2 may refer to: Aminomethylbenzoic acid Benzyl carbamate Hydroxydanaidal Metacetamol Methyl anthranilate N-Phenylglycine Phenylglycine Paracetamol This set index page lists chemical structure articles associated with the same molecular formula. Acetaminophen (C8H9NO2) is the active ingredient in many nonprescription pain relievers. If you find that a molecule contains eight carbon atoms, nine hydrogen atoms, one nitrogen atom and two oxygen atoms is it safe to assume that the molecule is acetaminophen? . The molar mass of Nitrogen is 14.007 g/mol. Dexibuprofen. These relative weights computed from the chemical equation are sometimes called equation weights. A common request on this site is to convert grams to moles. Using the chemical formula of the compound and the periodic table of elements, we can add up the atomic weights and calculate molecular weight of the substance. Formula weights are especially useful in determining the relative weights of reagents and products in a chemical reaction. Capitalize the first letter in chemical symbol and use lower case for the remaining letters: Ca, Fe, Mg, Mn, S, O, H, C, N, Na, K, Cl, Al. If the average man weighs 70 kg, how many carbon atoms are in the average male body? Where as molecular weight is the mass of one mole of compound which is formed by this elements. The relative atomic mass of a compound is the ratio of the average mass of the elements in a chemical compound to the atomic mass constant, which is defined as 1/12 the mass of a carbon 12 atom. These relative weights computed from the chemical equation are sometimes called equation weights. We use the most common isotopes. Acetaminophen can be synthesized when 4-aminophenol is treated with acetic acid under high temperatures. What are the functional groups in acetaminophen? The percentage by weight of any atom or group of atoms in a compound can be computed by dividing the total weight of the atom (or group of atoms) in the formula by the formula weight and multiplying by 100. What is the uses of acetaminophen c8h9no2? Study with Quizlet and memorize flashcards containing terms like What is the molecular mass of acetaminophen, C8H9NO2? Browse the list of Theres no electrical danger to leaving a bulb partially unscrewed in a socket, but if its too loose, it could fall and shatter, which could be a hazard. Today, its most common trade names are Tylenol and Panadol, but a large percentage of its sales are as a generic drug. Acetaminophen, also called paracetamol, drug used in the treatment of mild pain, such as headache and pain in joints and muscles, and to reduce fever. Solution Molecules of this compound are comprised of 13 carbon atoms, 18 hydrogen atoms, and 2 oxygen atoms. Explanation of how to find the molar mass of C8H9NO2: Acetaminophen (Paracetamol).A few things to consider when finding the molar mass for C8H9NO2:- make sur. The mass of one mole of carbon-12 atoms is exactly 12 grams; its molar mass is exactly 12 grams per mole. Now here we have to find the molar mass of Acetaminophen (C8H9NO2). Acetaminophen Lab Mechanism . What is the molecular mass (amu) for this compound? Acetaminophen, also known as paracetamol is a medicine used for mild pain relief. Jay is an educator and has helped more than 100,000 students in their studies by providing simple and easy explanations on different science-related topics. Similar to Aspirin, it was first synthesized in 1877 by Harmon but it was not used till 1893. Please enable JavaScript in order to use this website. Several classes of CECs . After calculating the number of atoms, we have to add their mass multiplied by the times they are present in the atom, Molecular mass of compound = 12.0107 x 8 + 9 x 1.0078 + 1 x 14.0067 + 2 x 15.999. In SI, the unit for molar mass is kg/mol. The "N" is a position indicator for the phenyl ring which is a benzene (C6H6) derivative. Track your food intake, exercise, sleep and meditation for free. The atomic weights used on this site come from NIST, the National Institute of Standards and Technology. Let me show you the calculation to get the molar mass of Acetaminophen (C8H9NO2). Two techniques were used in the determination of the mass of active ingredient present in the tablets. Any chemical element. Question- A compound of carbon and hydrogen contains 92.3% C and has a molar mass is 78.1g/mol. If you have a periodic table with you, then you can easily calculate the molar mass of Acetaminophen (C8H9NO2). ) in formulas for adduct molecules, such as water of hydration. 43 amu b. In other words, it is the mass of one mole of a particular substance. * But the molecular weight of oxygen is 32. The second was an acid catalysed hydrolysis under reflux followed by This is a raw material that helps in preparing several other useful medicines. chemical properties classification patents literature biological activities safety hazards toxicity information supplier lists and more national institutes of health national library of medicine national center for . If the formula used in calculating molar mass is the molecular formula, the formula weight computed is the molecular weight. An undergraduate LC-MS experiment is described for the identification and quantitative determination of acetaminophen, acetylsalicylic acid, and caffeine in commercial analgesic tablets. Assume we have 100 g of the compound and the percentage becomes the mass of each element that we have. Jay is an educator and has helped more than 100,000 students in their studies by providing simple and easy explanations on different science-related topics. What is the molecular mass of acetaminophen c8h9no2? To complete this calculation, you have to know what substance you are trying to convert. Short Answer. The N is a position indicator for the phenyl ring which is a benzene (C6H6) derivative. Each tablet contains 500 mg of acetaminophen, and a typical adult dose is two tablets every eight hours. -When balanced with the smallest set of whole numbers, the coefficient of O2 in the following equation is: __ C2H4 + __ O2 --------> __ CO2 + __ H2O -When 22.0 g NaCl and 21.0 g H2SO4 are mixed and react according to the equation below, which is the limiting reagent? Convert between C8H9NO2 weight and moles Elemental composition of C8H9NO2 Formula in Hill system is C8H9NO2 Computing molar mass (molar weight) What is the mass of each element in acetaminophen c8h9no2. When 2.68 g acetaminophen dissolves in 45.3 g of solvent XYZ, the solution boils at 82.3 degrees celsius. What was the percent yield for ammonia in this reactio The formula for acetaminophen, otherwise known as paracetamol, is C8H9NO2 Acetaminophen a common aspirin substitute has the formula. Now, to calculate the molar mass of Acetaminophen, you just have to add the molar mass of all the individual atoms that are present in Acetaminophen. Track your food intake, exercise, sleep and meditation for free. COMPANY. The formula weight is simply the weight in atomic mass units of all the atoms in a given formula. Acetaminophen (paracetamol) or according to IUPAC N-(4-hydroxyphenyl) ethanamide belongs to the antipyretic non-opioid analgesic, molecular formula C8H9NO2 and mass 151.18 g / mol 1 . Molecular mass (molecular weight) is the mass of one molecule of a substance and is expressed in the unified atomic mass units (u). A partially unscrewed bulb is generally safer than an empty socket which could ignite a spark if contacted by dust or lint. The molecular formula of acetaminophen is C 8 H 9 O 2 N. The Tylenol tablet contains 3. If the formula used in calculating molar mass is the molecular formula, the formula weight computed is the molecular weight. What is the molecular mass of acetaminophen c8h9no2? A partially unscrewed bulb is generally safer than an empty socket which could ignite a spark if contacted by dust or lint. The functional groups in acetaminophen are phenol, aromatic ring, and amide. The formula for this compound is C8H9NO2 and its extended formula is HOC6H4NHCOCH3 with a molecular weight of 151.165 g mol-1. He is a founder of Knords Learning and is passionate about helping students through his easily digestible explanations. Enter the molecular formula of the substance. Compound 4-aminophenol Acetic anhydride Acetaminophen. The list of selected compounds for a total of 116 compounds with a wide range of polarities (Log P ranging from -2.16 to 5.62) and different physicochemical properties are given in Table 1 including the name of the target compound, CAS number, molecular formula, monoisotopic mass, Log P and classification of compounds. 233.80 g/mol What is the mass of 0.0250 mol of P2O5? (moles) of acetaminophen produced, and is the limiting reagent. Acetaminophen (paracetamol) or according to IUPAC N- (4-hydroxyphenyl) ethanamide belongs to the antipyretic non-opioid analgesic, molecular formula C8H9NO2 and mass 151.18 g / mol 1 . Molar mass of C8H9NO2 = 151.16256 g/mol Convert grams Acetaminophen to moles or moles Acetaminophen to grams Molecular weight calculation: 12.0107*8 + 1.00794*9 + 14.0067 + 15.9994*2 Percent composition by element Similar chemical formulas Note that all formulas are case-sensitive. Formula weights are especially useful in determining the relative weights of reagents and products in a chemical reaction. It was first prepared by H. N. Morse in 1878. Determine which of the following contains the greatest mass of aluminum: 122 g of AlPO4, 266 g of Al2C16, or 225 g of Al2S3. Explanation of how to find the molar mass of C8H9NO2: Acetaminophen (Paracetamol).A few things to consider when finding the molar mass for C8H9NO2:- make sure you have the correct chemical formula.- always include the units for molecular weight (grams/mole).- make sure you do the math right - follow the order of operations.Watch: Molar Mass in Three Easy Steps: https://youtu.be/o3MMBO8WxjYNote that molecular weight, molar mass, and gram formula mass are all the same thing.Periodic Table Image from: https://commons.wikimedia.org/wiki/File:Periodic-table.jpgFinding the Molar Mass (sometimes called Molecular Weight although the units are different) of a compound is a essential skill for the chemistry topic of stoichiometry and the first step in converting from moles to grams (or grams to moles).For help with moles to grams conversions and more: More Moles to Grams Practice: https://youtu.be/aIv5nr8ZNyw Molar Mass in Three Easy Steps: https://youtu.be/o3MMBO8WxjY Understanding the Mole: https://youtu.be/DyLktMPTuHY Moles - Gram Conversions: https://youtu.be/aIv5nr8ZNyw How to Balance Chemical Equations: https://youtu.be/zmdxMlb88Fs Mole Ratio: https://youtu.be/i71BMVlrMiw Reaction Stoichiometry: https://youtu.be/rrTqOsZPpaUFor more chemistry help visit http://www.Breslyn.org .Drawing/writing done in InkScape (https://www.InkScape.org). Everything you need for your studies in one place. -What is the molar mass of acetaminophen, C8H9NO2? 125 amu 162 amu 76 amu 43 amu 151 amu This problem has been solved! In chemistry, the formula weight is a quantity computed by multiplying the atomic weight (in atomic mass units) of each element in a chemical formula by the number of atoms of that element present in the formula, then adding all of these products together. The mass of one atom of carbon-12 the atomic mass of carbon-12 is exactly 12 atomic mass units. Acetaminophen (C8H9NO2) is the active ingredient in many nonprescription pain relievers. Molecular weight 109.13 g/mol 102.09 g/mol 151.63 g/mol. Question- Polymers are large molecules composed of simple units repeated many times.