Def Of Masses

Question 1

Relative atomic mass is

Answer 1

Average mass of one atom of the element relative to one twelfth the mass of one atom of carbon -12

Question 2

Relative isotopic mass is

Answer 2

Mass of an isotope relative to one-twelfth the mass of an atom of carbon-12

Question 3

Stoichiometry is

Answer 3

Molar relationship between the amount of the reactants and products in a chemical equation

Question 4

Avogadro constant is

Answer 4

Amount of particles in 12 g of carbon-12 atoms

Question 5

What is molar mass

Answer 5

Mass of one mole of compound