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3.1 Amount of Substance
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Total cards: 6•Content version: v4•Public deck•Updated: 8/1/2026
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#1
Front (Question)
What is the amount of substance measured in
Back (Answer)
Moles (n)
#2
Front (Question)
What is a mole
Back (Answer)
One mole is the amount of substance that contains 6.02*10^23 particles
#3
Front (Question)
What is the avogadro constant
Back (Answer)
6.02*10^23mol-1 The number of particles in each mole of carbon- 12
#4
Front (Question)
The mass of 1 mole of atoms of an element equals the…
Back (Answer)
…relative atomic mass in grams
#5
Front (Question)
What is molar mass?
Back (Answer)
M - gives the mass in grams in each mole of the substance The mass per mole of a substance Units - g mol^-1
#6
Front (Question)
Equation to link amount of substance (n), mass (m) and molar mass (M)
Back (Answer)
n=m/M Where: n= number of moles/amount of substance m= mass M=Molar mass