What is the first step in any molar conversion problem?
One-Step Molar Conversions

Flashcard
•
Chemistry
•
10th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Start with the given and its units.
2.
FLASHCARD QUESTION
Front
What is Avogadro's number?
Back
Avogadro's number is 6.02 x 10^23, which represents the number of molecules in one mole of a substance.
3.
FLASHCARD QUESTION
Front
How do you convert moles of a substance to molecules?
Back
Multiply the number of moles by Avogadro's number (6.02 x 10^23).
4.
FLASHCARD QUESTION
Front
How do you convert molecules of a substance to moles?
Back
Divide the number of molecules by Avogadro's number (6.02 x 10^23).
5.
FLASHCARD QUESTION
Front
What is the molar mass of H2O?
Back
The molar mass of H2O is 18 g/mol.
6.
FLASHCARD QUESTION
Front
How do you convert grams of a substance to moles?
Back
Divide the mass in grams by the molar mass of the substance.
7.
FLASHCARD QUESTION
Front
How do you convert moles of a substance to grams?
Back
Multiply the number of moles by the molar mass of the substance.
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