Formula in Hill system is CuH14N4O5S Computing molar mass (molar weight) To calculate molar mass of a chemical compound enter its formula and click 'Compute'. In chemical formula you may use: Any chemical element.Nov 21, 2015 · The molar mass of ammonia, NH3, is 17.03052 g/mol, according to the answer from Stefan V. on Socratic. This is the sum of the molar mass of one nitrogen atom and three times the molar mass of a …Example: calculating molar mass. Let's calculate the molar mass of carbon dioxide (CO 2): Carbon (C) has an atomic mass of about 12.01 amu. Oxygen (O) has an atomic mass of about 16.00 amu. CO 2 has one carbon atom and two oxygen atoms. The molar mass of carbon dioxide is 12.01 + (2 × 16.00) = 44.01 g/mol. Lesson on computing molar massExample: calculating molar mass. Let's calculate the molar mass of carbon dioxide (CO 2): Carbon (C) has an atomic mass of about 12.01 amu. Oxygen (O) has an atomic mass of about 16.00 amu. CO 2 has one carbon atom and two oxygen atoms. The molar mass of carbon dioxide is 12.01 + (2 × 16.00) = 44.01 g/mol. Lesson on computing molar massOct 17, 2018 ... Molar Mass / Molecular Weight of NaHCO3 : Sodium hydrogen carbonate · Comments31.17.7553. Computing molar mass step by step. First, compute the number of each atom in NH 3 (urea): N: 1, H: 3. Then, lookup atomic weights for each element in periodic table: N: 14.0067, H: 1.00794. Now, compute the sum of products of number of atoms to the atomic weight: Molar mass (NH 3 (urea)) = ∑ Count i * Weight i =.Jul 22, 2022 · There are two steps to find the mass of a single molecule of Ammonia (NH3). First we find the molar mass for NH3using the Periodic Table. We then divide thi... Example: calculating molar mass. Let's calculate the molar mass of carbon dioxide (CO 2): Carbon (C) has an atomic mass of about 12.01 amu. Oxygen (O) has an atomic mass of about 16.00 amu. CO 2 has one carbon atom and two oxygen atoms. The molar mass of carbon dioxide is 12.01 + (2 × 16.00) = 44.01 g/mol. Lesson on computing molar massCopy. the molar mass of NH3 is 17.It is calculated as 14 + 3*1=17. This answer is: Wiki User. ∙ 14y ago. Copy. 80. This answer is:Example: calculating molar mass. Let's calculate the molar mass of carbon dioxide (CO 2): Carbon (C) has an atomic mass of about 12.01 amu. Oxygen (O) has an atomic mass of about 16.00 amu. CO 2 has one carbon atom and two oxygen atoms. The molar mass of carbon dioxide is 12.01 + (2 × 16.00) = 44.01 g/mol. Lesson on computing molar mass Cl (Chlorine) 35.453. 3. Compute Mass of Each Element. Multiply the number of atoms by the atomic weight of each element found in steps 1 and 2 to get the mass of each element in Co (NH3)4Cl2: Molar Mass (g/mol) Co (Cobalt) 1 × 58.933195 = 58.933195.Molar Mass, Molecular Weight and Elemental Composition Calculator. Enter a chemical formula to calculate its molar mass and elemental composition: Molar mass of FeSO4 (Iron (II) sulfate) is 151.9076 g/mol. Get control of 2022! Track your food intake, exercise, sleep and meditation for free. Convert between FeSO4 weight and moles. Compound. …The molar mass of a substance is the mass of one mole of the substance and is expressed in grams per mole. The molar mass of ammonia (NH3) is 17.0307 g/mol. This means that one mole of ammonia has a mass of 17.0307 grams. The molar mass of a substance is important in determining the number of moles in a given sample and can be …May 29, 2019 ... In this video series you will learn how to calculate the molar mass / molecular weight of chemical compounds. In order to calculate the ...Is molar mass just a red herring in the first statement? NO2 has fewer bound atoms than NH3; it seems that the number of bound atoms affects the number of microstates more so than molar mass, because in III, where the two species are structurally identical, molar mass comes into play.To find the mole fraction and percentage of each element in Cr(NH3)5Cl3, divide each total from step 3 by the total molar mass found in step 4: Mole Fraction Percent Cr (Chromium)51.9961 ÷ 243.5077 = 0.21353 × 100 = 21.353% N (Nitrogen)Sep 9, 2013 · The units of molecular weight are grams/mole or g/mol. Explanation of how to find the molar mass of NH3: Ammonia.A few things to consider when finding the molar mass for NH3:- make sure... Molar Mass, Molecular Weight and Elemental Composition Calculator. Did you mean [Cu (NH3)4]SO4*H2O? Molar mass of [Cu (NH3)4 ]SO4H2O is 245.7460 g/mol. Get control of 2022! Track your food intake, exercise, sleep and meditation for free. Convert between [Cu (NH3)4]SO4H2O weight and moles.Molar mass of ammonia = (14.01 + 3.03) (Molar mass of nitrogen + 3 times molar mass of hydrogen, as chemical formula of ammonia is NH3). Molar mass= 17.04 Molar mass x moles = mass 17.04 x 3 = 51. ...Aug 10, 2020 ... Molar Mass / Molecular Weight of (NH4)2SO4: Ammonium sulfate.mole = mass / molecular weight (multiply both sides by molecular weight) mole × molecular weight = mass (rearrange the equation) mass = molecular weight × mole. As 1.626×10 23 molecules of NaOH is also equal to 0.27 moles, and we know that the molecular weight of NaOH is 40, we can use these numbers to get: mass = 40 × 0.27 = …The molar mass of NH3 is 17.03 g/mol. How many moles of NH3 are present in 107.1 g? 0.1623 mol 3.614 mol 107.1 mol 6.289 mol 17. Find the molality of the solution if 42 grams of potassium chloride (KCl) are dissolved in. The molar mass of NH 3 is 17.03 g/mol ...Jun 15, 2020 ... Calculate the molar mass of each of the following compounds: (a) hydrogen fluoride, HF (b) ammonia, NH3 (c) nitric acid, HNO3 (d) silver ...Example: calculating molar mass. Let's calculate the molar mass of carbon dioxide (CO 2): Carbon (C) has an atomic mass of about 12.01 amu. Oxygen (O) has an atomic mass of about 16.00 amu. CO 2 has one carbon atom and two oxygen atoms. The molar mass of carbon dioxide is 12.01 + (2 × 16.00) = 44.01 g/mol. Lesson on computing molar massFormula:nh3 Enter a chemical formula to calculate molar mass,The molar mass calculator can be used in Chemical industry and medicine industry. Home|Add to Favorites |Add to My Toolkit. Petroleum & Chemicals. Molar Mass ... Formula: nh3 Molar Mass: 17.0307 g/mol 1g=5.87174925281991E-02 mol Percent composition (by mass):Molar Mass, Molecular Weight and Elemental Composition Calculator. Molar mass of (NH4)3PO4 (Ammonium phosphate) is 149.0867 g/mol. Get control of 2022! Track your food intake, exercise, sleep and meditation for free. Convert between (NH4)3PO4 weight and moles. Compound. Moles.Sending mass email will only work for so long. Check out these modern email strategies for reaching your prospects. Trusted by business builders worldwide, the HubSpot Blogs are yo...There are 4 easy steps to find the molar mass of (Ni(NH3)6)(BF4)2 based on its chemical formula. 1. Count The Number of Each Atom. The first step to finding the molar mass is to count the number of each atom present in a single molecule using the chemical formula, (Ni(NH3)6)(BF4)2: Element Number of Atoms;NH3 (Amoníaco) Masa molar. Peso Molecular de NH 3. 17.0305 g/mol. La masa molar y el peso molecular de NH 3 es 17,03. Composición de Amoníaco - NH 3. Elemento Símbolo 3 moles NH3 to grams = 51.09156 grams. 4 moles NH3 to grams = 68.12208 grams. 5 moles NH3 to grams = 85.1526 grams. 6 moles NH3 to grams = 102.18312 grams. 7 moles NH3 to grams = 119.21364 grams. 8 moles NH3 to grams = 136.24416 grams. 9 moles NH3 to grams = 153.27468 grams. 10 moles NH3 to grams = 170.3052 grams. Formula:nh3 Enter a chemical formula to calculate molar mass,The molar mass calculator can be used in Chemical industry and medicine industry. Home|Add to Favorites |Add to My Toolkit. Petroleum & Chemicals. Molar Mass ... Formula: nh3 Molar Mass: 17.0307 g/mol 1g=5.87174925281991E-02 mol Percent composition (by mass):Finally, add together the total mass of each element to get the molar mass of Ni(NH3)5Cl: 58.6934 g/mol + 70.0335 g/mol + 15.1191 g/mol + 35.453 g/mol = 179.299 g/mol. 5. Find Mole Fraction. To find the mole fraction and percentage of each element in Ni(NH3)5Cl, divide each total from step 3 by the total molar mass found in step 4:Sep 9, 2013 · The units of molecular weight are grams/mole or g/mol. Explanation of how to find the molar mass of NH3: Ammonia.A few things to consider when finding the molar mass for NH3:- make sure... The molar mass and molecular weight of NH3 (Ammonia) is 17.031. Molar Mass, Molecular Weight and Elemental Composition Calculator. Molar mass of NH3(gas) is 17.03052 ± 0.00041 g/mol. Get control of 2022! Track your food intake, exercise, sleep and meditation for free. Convert between NH3(gas) weight …Sep 9, 2013 · The units of molecular weight are grams/mole or g/mol. Explanation of how to find the molar mass of NH3: Ammonia.A few things to consider when finding the molar mass for NH3:- make sure... Molar Mass, Molecular Weight and Elemental Composition Calculator. Molar mass of NH3(lbmol) is 17.03052 ± 0.00041 g/mol. Get control of 2022! Track your food intake, exercise, sleep and meditation for free. Convert between NH3(lbmol) weight …Example: calculating molar mass. Let's calculate the molar mass of carbon dioxide (CO 2): Carbon (C) has an atomic mass of about 12.01 amu. Oxygen (O) has an atomic mass of about 16.00 amu. CO 2 has one carbon atom and two oxygen atoms. The molar mass of carbon dioxide is 12.01 + (2 × 16.00) = 44.01 g/mol. Lesson on computing molar massMolar Mass, Molecular Weight and Elemental Composition Calculator. Molar mass of NH3(ammonia) is 17.03052 ± 0.00041 g/mol. Get control of 2022! Track your food intake, exercise, sleep and meditation for free. Convert between NH3(ammonia) weight …Computing molar mass step by step. First, compute the number of each atom in Mg (NH 3) 2: Mg: 1, N: 2, H: 6. Then, lookup atomic weights for each element in periodic table: Mg: 24.305, N: 14.0067, H: 1.00794. Now, compute the sum of products of number of atoms to the atomic weight: Molar mass (Mg (NH 3) 2) = ∑ Count i * Weight i =.3. Compute Mass of Each Element. Multiply the number of atoms by the atomic weight of each element found in steps 1 and 2 to get the mass of each element in (Co (NH3)5H2O)Cl3: Molar Mass (g/mol) Co (Cobalt) 1 × 58.933195 = 58.933195. N (Nitrogen) 5 × 14.0067 = 70.0335. H (Hydrogen)The molar mass of gold is 196.97 g/mol. To find this number, multiply the atomic mass by the molar mass constant, which is one gram per one mole because gold in its elemental form ...Step 4: Substitute Coefficients and Verify Result. Count the number of atoms of each element on each side of the equation and verify that all elements and electrons (if there are charges/ions) are balanced. Since there is an equal number of each element in the reactants and products of NH3 + HCl = NH4Cl, the equation is balanced.Example: calculating molar mass. Let's calculate the molar mass of carbon dioxide (CO 2): Carbon (C) has an atomic mass of about 12.01 amu. Oxygen (O) has an atomic mass of about 16.00 amu. CO 2 has one carbon atom and two oxygen atoms. The molar mass of carbon dioxide is 12.01 + (2 × 16.00) = 44.01 g/mol. Lesson on computing molar massDo a quick conversion: 1 grams NH3 = 0.058718113128665 mole using the molecular weight calculator and the molar mass of NH3. Convert grams NH3 to molecule - Conversion of Measurement Units. ... Finding molar mass starts with units of grams per mole (g/mol).The latest research on Left Ventricular Mass Outcomes. Expert analysis on potential benefits, dosage, side effects, and more. The mass of the left ventricle, typically estimated us...Jun 15, 2020 ... Calculate the molar mass of each of the following compounds: (a) hydrogen fluoride, HF (b) ammonia, NH3 (c) nitric acid, HNO3 (d) silver ...Calculate the molar mass of PtCl2(NH3)2 in grams per mole or search for a chemical formula or substance. Molecular weight of PtCl2(NH3)2. PtCl2(NH3)2 molecular weight. Molar mass of PtCl2(NH3)2 = 300.04504 g/mol. Convert grams PtCl2(NH3)2 to moles. or. moles PtCl2(NH3)2 to grams.Mar 26, 2021 ... Molar Mass of NH3 | Ammonia | Hindi/Urdu.#chemistry #fscchemistry #molarmass #ammonia · Comments5.There are two videos that need to be reposted every time a mass shooting happens. AFTER ORLANDO’S MASS SHOOTING THIS WEEKEND I noticed an interesting trend on my feeds: people were...The law of conservation of mass states that matter cannot be created or destroyed, which means there must be the same number atoms at the end of a chemical reaction as at the beginning. To be balanced, every element in H3PO4 + NH3 = (NH4)2HPO4 must have the same number of atoms on each side of the equation.15.9994. 3. Compute Mass of Each Element. Multiply the number of atoms by the atomic weight of each element found in steps 1 and 2 to get the mass of each element in (NH3)4PO4: Molar Mass (g/mol) N (Nitrogen) 4 × 14.0067 = 56.0268. H (Hydrogen) 12 × 1.00794 = 12.09528. NH3 Molar Mass NH3 Oxidation Number. Reaction Expressions. Equilibrium Constant & Reaction Quotient. K c or Q = ( [H 3 PO 4] [NH 3] 3) / ( [(NH 4) 3 PO 4] ) (assuming all reactants and products are aqueous. substitutue 1 for any solids/liquids, and Psubstance for gases.) Rate of Reaction.Apr 11, 2020 ... To find the total number of atoms in NH3 (Ammonia ) we'll add up the number of each type of atom. The small number after the element symbol ...m = 6 l × 998 kg/m³ = 0.006 m³ × 998 kg/m³= 5.988 kg. It's easier to work with grams, so convert the mass: 5.988 kg = 5988 g. As you already know how the grams to moles conversion work, find the number of moles: n = 5988 g / 18.015 g/mol = 332.4 mol. You can always use our grams to moles calculator to check the result!Apr 11, 2020 ... To find the total number of atoms in NH3 (Ammonia ) we'll add up the number of each type of atom. The small number after the element symbol ...17.7553. Computing molar mass step by step. First, compute the number of each atom in NH 3 (urea): N: 1, H: 3. Then, lookup atomic weights for each element in periodic table: N: 14.0067, H: 1.00794. Now, compute the sum of products of number of atoms to the atomic weight: Molar mass (NH 3 (urea)) = ∑ Count i * Weight i =. The law of conservation of mass states that matter cannot be created or destroyed, which means there must be the same number atoms at the end of a chemical reaction as at the beginning. To be balanced, every element in NH3 + O2 = NO + H2O must have the same number of atoms on each side of the equation.15.9994. 3. Compute Mass of Each Element. Multiply the number of atoms by the atomic weight of each element found in steps 1 and 2 to get the mass of each element in (NH3)4PO4: Molar Mass (g/mol) N (Nitrogen) 4 × 14.0067 = 56.0268. H (Hydrogen) 12 × 1.00794 = 12.09528. Jun 30, 2016 ... A gas jar contains 1.7 g of ammonia gas. Calculate the following: (i) Molar mass of ammonia. (ii) How many moles of ammonia are present in ...Aug 10, 2020 ... Molar Mass / Molecular Weight of (NH4)2SO4: Ammonium sulfate.Ammonia. Molecular Formula HN. Average mass 17.031 Da. Monoisotopic mass 17.026548 Da. ChemSpider ID 217.Nov 1, 2021 ... Comments · What Is An Atom And How Do We Know? · Galvanic Cells (Voltaic Cells) · What Is Work? | Physics in Motion · Viruses: Molecular...3. Compute Mass of Each Element. Multiply the number of atoms by the atomic weight of each element found in steps 1 and 2 to get the mass of each element in K (NH3): Molar Mass (g/mol) K (Potassium) 1 × 39.0983 = 39.0983. N (Nitrogen) 1 × 14.0067 = 14.0067.The latest research on Left Ventricular Mass Outcomes. Expert analysis on potential benefits, dosage, side effects, and more. The mass of the left ventricle, typically estimated us...NH3 Molar Mass NH3 Oxidation Number. Sulfuric Acid - H 2 SO 4 [S(Oh)2O2] [So2(Oh)2] Oil Of Vitriol Hydrogen Sulfate Battery Acid Sulphuric Acid H2So4. H2SO4 Molar Mass H2SO4 Oxidation Number. Products. Ammonium Sulfate - (NH 4) 2 SO 4. Diammonium Sulfate Mascagnite Ammonium Sulfate (2:1) Sulfuric Acid, Diammonium Salt (Nh4)2So4 …There are 4 easy steps to find the molar mass of (Ni(NH3)6)(BF4)2 based on its chemical formula. 1. Count The Number of Each Atom. The first step to finding the molar mass is to count the number of each atom present in a single molecule using the chemical formula, (Ni(NH3)6)(BF4)2: Element Number of Atoms;The law of conservation of mass states that matter cannot be created or destroyed, which means there must be the same number atoms at the end of a chemical reaction as at the beginning. To be balanced, every element in NH3 + O2 = NO + H2O must have the same number of atoms on each side of the equation.Step 4: Substitute Coefficients and Verify Result. Count the number of atoms of each element on each side of the equation and verify that all elements and electrons (if there are charges/ions) are balanced. Since there is an equal number of each element in the reactants and products of NH3 + HCl = NH4Cl, the equation is balanced.Sending mass email will only work for so long. Check out these modern email strategies for reaching your prospects. Trusted by business builders worldwide, the HubSpot Blogs are yo...Do a quick conversion: 1 moles NH3 = 17.03052 gram using the molecular weight calculator and the molar mass of NH3. Check the chart for more details. Convert moles NH3 to grams - Conversion of Measurement Units. ... Finding …The equation of Graham's law is: rate 1 / rate 2 = √ (mass 2 / mass 1) rate 1 and rate 2 - Rates of effusion or diffusion of Gas 1 and 2, respectively; mass 1 and mass 2 - Molar masses of Gas 1 and 2, respectively. This formula can be rearranged to calculate any variables, i.e., the rate of any of the gases or their molar masses.NH3 (Amoníaco) Masa molar. Peso Molecular de NH 3. 17.0305 g/mol. La masa molar y el peso molecular de NH 3 es 17,03. Composición de Amoníaco - NH 3. Elemento Símbolo Apr 15, 2020 ... Avogadro's Number, The Mole, Grams, Atoms, Molar Mass Calculations - Introduction. The Organic Chemistry Tutor•2.7M views · 19:15 · Go to .....This test measures the level of ammonia (NH3) in your blood. High ammonia levels can cause serious health problems, including brain damage and coma. Learn more. This test measures ...This test measures the level of ammonia (NH3) in your blood. High ammonia levels can cause serious health problems, including brain damage and coma. Learn more. This test measures ...There are 4 easy steps to find the molar mass of (Ni(NH3)6)(BF4)2 based on its chemical formula. 1. Count The Number of Each Atom. The first step to finding the molar mass is to count the number of each atom present in a single molecule using the chemical formula, (Ni(NH3)6)(BF4)2: Element Number of Atoms;Computing molar mass step by step First, compute the number of each atom in H 2 (g)N 2 (g)NH 3 (g): H: 5, N: 3 Then, lookup atomic weights for each element in periodic table: H: 1.00794, N: 14.0067 Now, compute the sum ofPtCl2 (NH3)2 molar mass. Molar mass of PtCl2(NH3)2 is 300.0510 g/mol. Get control of 2022! Track your food intake, exercise, sleep and meditation for free. Convert between PtCl2(NH3)2 weight and moles. Compound.Example: calculating molar mass. Let's calculate the molar mass of carbon dioxide (CO 2): Carbon (C) has an atomic mass of about 12.01 amu. Oxygen (O) has an atomic mass of about 16.00 amu. CO 2 has one carbon atom and two oxygen atoms. The molar mass of carbon dioxide is 12.01 + (2 × 16.00) = 44.01 g/mol. Lesson on computing molar mass
Feb 1, 2021 ... Student Doubt Calculate the mass of ammonia produced ... The empirical formula and molecular mass of a compound are CH2O and 180g respectively.. Download online free youtube
To find the mole fraction and percentage of each element in (Co (NH3)5Cl)Cl2, divide each total from step 3 by the total molar mass found in step 4: Mole Fraction. Percent. Co (Cobalt) 58.933195 ÷ 250.444795 = 0.235314. × 100 = 23.5314%.The molar mass and molecular weight of NH3 (Ammonia) is 17.031. Nov 21, 2015 · The molar mass of ammonia, NH3, is 17.03052 g/mol, according to the answer from Stefan V. on Socratic. This is the sum of the molar mass of one nitrogen atom and three times the molar mass of a …The molar mass and molecular weight of NH3 (Ammonia) is 17.031. The molar mass will be equal to: (1 atom x 56 grams/mole Fe) + (2 atoms x 35.5 grams/mole of chlorine) = 127 grams/mole of iron (II) chloride. For other compounds, this might get a little bit more complicated. For example, take the example of zinc nitrate, or Zn (NO 3) 2. In this compound, we have one atom of zinc, two atoms of nitrogen (one ... Example: calculating molar mass. Let's calculate the molar mass of carbon dioxide (CO 2): Carbon (C) has an atomic mass of about 12.01 amu. Oxygen (O) has an atomic mass of about 16.00 amu. CO 2 has one carbon atom and two oxygen atoms. The molar mass of carbon dioxide is 12.01 + (2 × 16.00) = 44.01 g/mol. Lesson on computing molar mass Jun 15, 2020 ... Calculate the molar mass of each of the following compounds: (a) hydrogen fluoride, HF (b) ammonia, NH3 (c) nitric acid, HNO3 (d) silver ...Sep 8, 2019 ... ... nh3 molar mass molar mass of nitrogen molecular weight calculator ... molar mass of zinc mgcl2 molar mass agcl molar mass methane molar mass.Computing molar mass step by step. First, compute the number of each atom in NH 3 (NH 4 Cl): N: 2, H: 7, Cl: 1. Then, lookup atomic weights for each element in periodic table: N: 14.0067, H: 1.00794, Cl: 35.453. Now, compute the sum of products of number of atoms to the atomic weight: Molar mass (NH 3 (NH 4 Cl)) = ∑ Count i * Weight i =. There are 4 easy steps to find the molar mass of Co(NH3)6Cl3 based on its chemical formula. 1. Count The Number of Each Atom. The first step to finding the molar mass of Hexaaminecobalt Trichloride is to count the number of each atom present in a single molecule using the chemical formula, Co(NH3)6Cl3: ElementFinally, add together the total mass of each element to get the molar mass of Ag(NH3)2: 107.8682 g/mol + 28.0134 g/mol + 6.04764 g/mol = 141.92924 g/mol. 5. Find Mole Fraction. To find the mole fraction and percentage of each element in Ag(NH3)2, divide each total from step 3 by the total molar mass found in step 4:NH3 Molar Mass NH3 Oxidation Number. Reaction Expressions. Equilibrium Constant & Reaction Quotient. K c or Q = ( [H 3 PO 4] [NH 3] 3) / ( [(NH 4) 3 PO 4] ) (assuming all reactants and products are aqueous. substitutue 1 for any solids/liquids, and Psubstance for gases.) Rate of Reaction.1 grams NH3 to mol = 0.05872 mol. 10 grams NH3 to mol = 0.58718 mol. 20 grams NH3 to mol = 1.17436 mol. 30 grams NH3 to mol = 1.76154 mol. 40 grams NH3 to mol = 2.34872 mol. 50 grams NH3 to mol = 2.93591 mol. 100 grams NH3 to mol = 5.87181 mol. 200 grams NH3 to mol = 11.74362 mol. You start by determining the empirical formula for the compound. Determine the mass in grams of each element in the sample. If you are given percent composition, you can directly convert the percentage of each element to grams. For example, a molecule has a molecular weight of 180.18 g/mol. It is found to contain 40.00% carbon, 6.72% …Ammonia is an inorganic chemical compound of nitrogen and hydrogen with the formula N H 3. A stable binary hydride and the simplest pnictogen hydride, ammonia is a colourless gas with a distinctive pungent smell. Example: calculating molar mass. Let's calculate the molar mass of carbon dioxide (CO 2): Carbon (C) has an atomic mass of about 12.01 amu. Oxygen (O) has an atomic mass of about 16.00 amu. CO 2 has one carbon atom and two oxygen atoms. The molar mass of carbon dioxide is 12.01 + (2 × 16.00) = 44.01 g/mol. Lesson on computing molar mass15.9994. 3. Compute Mass of Each Element. Multiply the number of atoms by the atomic weight of each element found in steps 1 and 2 to get the mass of each element in Cu (NH3)4 (H2O)2: Molar Mass (g/mol) Cu (Copper) 1 × 63.546 = 63.546. N (Nitrogen) 4 × 14.0067 = 56.0268. .