Question

The relative molecular mass of a substance expressed in grams is known as _____________.

• A. gram molecular mass
• B. gram atomic mass
• C. average atomic mass
• D. average molecular mass

Answer 1

The correct option is A gram molecular mass

Gram molecular mass is the mass in grams of one mole of a molecular substance. Gram molecular mass is the same as molar mass. The only difference is that gram molecular mass specifies the mass unit to be used.