Question

The largest no. Of molecules are present in
(A) 1g of H2
(B) 10g of CaCO3
(C) 4.6g CH3OH
(D) 1.8g H2O

Answer 1

Answer:

1g of H2.

Explanation:

Calculate no.of moles of each.

number of moles= mass÷molar mass.

H2 have more no.of moles.

H2 has 1÷2=0.5 moles.