Question

Mass of one molecule of a substance is 5.32 × 10-23 g. What is its molecular mass ?

Answer 1

Mass of 1 molecule of substance

= 5.32 × 10-23 g

Mass of 6.022 × 1023 molecules of substance

= 5.32 × 10-23 × 6.022 × 1023

= 32 g