Moles

Question 1

Avogadro’s constant definition

Answer 1

the number of atoms or molecules in one mole of a substance, equal to 6.023 × 10^23

Question 2

Relative isotopic mass definition

Answer 2

mass of an atom of an isotope relative to 1/12th the mass of a C-12 atom

Question 3

Relative atomic mass definition

Answer 3

average mass of the atoms of that elements relative to 1/12th of a C-12 atom

Question 4

Relative formula mass definition

Answer 4

a measure of the mass of a molecule or a formula unit, relative to the mass of a carbon-12 atom

Question 5

Relative molecular mass definition

Answer 5

the ratio of the average mass of one molecule of an element or compound to 1/12th of the mass of an atom of C-12