3.1 - Amount of substance and the mole

Question 1

What is Avogadro’s constant?

Answer 1

6.02 x 10²³
- The number of atoms per mole of carbon-12

Question 2

Define the term molar mass

Answer 2

The mass per mole of a of a substance, in units of g mol⁻¹

Question 3

What is the equation that links moles, mass, and molar mass?

Answer 3

amount (n) = mass (m) / molar mass (M)