Amount of a substance: Calculating the amount of substance from mass. Flashcards
1
Q
What is Avagdro constant?
A
6.02 x 10^23
= number of particles of a substance
= in one mole of a substance
2
Q
What is the amount of substance?
A
= number of moles that we have of a substance
= symbol n
= unit is mole
3
Q
What is molar mass?
A
= mass of one mole
g/mol
4
Q
What is the equation?
A
Moles= mass/mr
5
Q
How to convert 1 ton into grams?
A
x by a million
6
Q
How to convert kg to g?
A
x 1000
7
Q
how to convert mg into grams?
A
x 0.001
