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The molar mass is the sum of atomic weight of the atoms contained in a molecule.

Example: water, H2O

The molar mass is: 2 x 1,008 + 15,999 = 18,015

Molar mass is used in many calculus in chemistry.

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What is the molar mass of the sugar called glucose?

The molar mass of glucose is 180,16 g.


If an insufficient amount of a liquid unknown had been used how would this affect the value of the experimental molar mass?

When the unknown liquid is heated and turned into vapor, the unknown will not occupy the whole container. In the equation to find the molar mass (nRT)/PV, the volume will be greater than the actually volume of the unknown, thus leaving a molar mass that is less than the actual molar mass


Why are reaction coefficients not used to calculate molar mass?

Reaction coefficients are not used to calculate molar mass because molar mass is an intrinsic property of a substance that depends on its molecular composition, not on the quantities involved in a chemical reaction. Molar mass is determined by summing the atomic masses of all the atoms in a molecule, while reaction coefficients indicate the stoichiometric relationships between reactants and products in a balanced equation. Therefore, while coefficients help in understanding how substances react, they do not influence the molar mass itself.


Is the empirical formula molar mass less than or equal to the actual molar mass for all compound?

The empirical formula molar mass is the mass of the simplest whole-number ratio of the elements in a compound, while the actual molar mass corresponds to the molar mass of the compound's molecular formula. The empirical formula molar mass is always less than or equal to the actual molar mass because the empirical formula represents the smallest ratio of atoms, which can be multiplied to obtain the molecular formula. Therefore, for compounds with a molecular formula that is a multiple of the empirical formula, the empirical molar mass will be less than the actual molar mass.


What is the molar mass of PbSO4?

The molar mass of PbSO4 (lead(II) sulfate) is approximately 303.3 g/mol. This can be calculated by adding the molar masses of each element in the compound: lead (Pb) has a molar mass of 207.2 g/mol, sulfur (S) has a molar mass of 32.1 g/mol, and oxygen (O) has a molar mass of 16.0 g/mol.

Related Questions

Which term is used to represent the mass of 1 mole of molecules of a substance?

This is equal to the molar mass of this substance.


What is the molar mass of SiC?

Molar Mass of Carbon + Molar Mass of Silicon = Molar Mass of SiC. 12.0107 + 28.0855 = 40.0962 g / mol.


What is the molar mass of sulfur?

The molar mass of sulfur is 32.065. Molar mass is the mass per mole of a substance. In other words, Molar Mass = Mass/Amount of Substance.


What is the molar mass of the sugar called glucose?

The molar mass of glucose is 180,16 g.


The molar mass of C3H8O2 is?

to find molar mass you add the molar mass of the carbons 3(amu)+ molar mass of the hydrogens 8(amu) to find molar mass you add the molar mass of the carbons 3(amu)+ molar mass of the hydrogens 8(amu)


What is the molar mass of NaCl?

what is the molar mass for NaC1 !!!???!!!???!!!??? --- The molar mass of sodium chloride (NaCl) is 57,958 622 382.


What is molar mass of iron?

The molar mass of iron is 55.845g per mol. Molar mass is the mass of a given substance divided by its amount of substance.


How can one determine the molar mass from molality?

To determine the molar mass from molality, you can use the formula: Molar mass (molality x molar mass of solvent) / molality of solute. This equation helps you calculate the molar mass of a substance based on its molality in a solution.


What is the relationship between molar mass and molarity in a chemical solution?

The relationship between molar mass and molarity in a chemical solution is that molarity is calculated by dividing the number of moles of solute by the volume of the solution in liters, while molar mass is the mass of one mole of a substance. Molarity is directly related to molar mass because it is used to determine the concentration of a solution based on the mass of the solute.


What is the molar mass of Klonopin?

The molar mass of Klonopin is 315,715 g.


What is the molar mass of lithium oxide Li2O?

Lithium has a molar mass of 6.94 g/mol. Oxygen has a molar mass of 16.00 g/mol. Since Lithium Oxide has 2 Lithium atoms, the molar mass is: (6.94 x 2) + 16.00 = 29.88 g/mol.


How do you find the percent of oxygen by mass in a compound?

To find the percent of oxygen by mass in a compound, you need to know the molar mass of the compound and the molar mass of oxygen. Divide the molar mass of oxygen by the molar mass of the compound and multiply by 100 to get the percentage.