Question

What is the number of molecules in 1.5 moles of ammonia ?

Answer 1

1.5 moles of ammonia

Number of molecules in 1 mole of ammonia = 6.022 × 10²³

Number of molecules in 1.5 moles of ammonia = 1.5 × 6.022 × 10²³

Hence, number of molecules in 1.5 moles of ammonia is 9.033 × 10²³.