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1.4.2-1.4.3 - Relative Atomic Mass, Formula Mass, and Molar Mass
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Total cards: 5•Content version: v3•Public deck•Updated: 8/1/2026
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#1
Front (Question)
What isotope is used to determine the relative masses of all other elements?
Back (Answer)
C-12
#2
Front (Question)
What units can be used for the mass found under each element on the periodic table?
Back (Answer)
atomic mass units or grams per mole
#3
Front (Question)
How do you find molar mass for a molecule/compound?
Back (Answer)
add the molar masses of each element from periodic table according to chemical formula
#4
Front (Question)
What is the formula for moles when the number of particles is known?
Back (Answer)
n=number of particles/avogadro’s #
#5
Front (Question)
what is the formula for moles when mass is known?
Back (Answer)
n=mass (g)/Molar mass