Question

what is the number of atoms of oxygen in 132g of co2

Answer 1

Answer:

9NA or 5.607×10^24

Explanation:

44g CO2-----NA molecules

1g CO2-------NA/44 molecules.

132g CO2---132NA/44=3NA molecules

1 molecule--3 atoms

3NA molecules---9NA atoms=9×6.023×10^23 atoms or 5.607×10^24 atoms.

Answer 2

Answer: 18.066×10^23

Explanation: