Molar Mass
Flashcard
•
Chemistry
•
12th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is molar mass?
Back
The molar mass is the mass of one mole of a substance, typically expressed in grams per mole (g/mol). It is calculated by summing the atomic masses of all atoms in a molecule.
2.
FLASHCARD QUESTION
Front
How do you calculate the molar mass of a compound?
Back
To calculate the molar mass, identify the number of each type of atom in the compound, multiply by the atomic mass of each element, and sum the total.
3.
FLASHCARD QUESTION
Front
What is the molar mass of water (H2O)?
Back
The molar mass of water is 18.02 g/mol.
4.
FLASHCARD QUESTION
Front
How many moles are in 32 grams of oxygen (O2)?
Back
There are 1 mole of O2 in 32 grams, since the molar mass of O2 is 32 g/mol.
5.
FLASHCARD QUESTION
Front
What is the molar mass of sodium chloride (NaCl)?
Back
The molar mass of sodium chloride is 58.44 g/mol.
6.
FLASHCARD QUESTION
Front
How many atoms of hydrogen are in C6H12O6?
Back
There are 12 atoms of hydrogen in C6H12O6.
7.
FLASHCARD QUESTION
Front
What is the molar mass of sulfuric acid (H2SO4)?
Back
The molar mass of sulfuric acid is 98.08 g/mol.
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