Question

Which of the following pairs of
molecules contain equal number of
molecules?
(1) 16 gram O2 and 14 gram N2
(2) 8 gram O2 and 22 gram CO2
(3) 28 gram N2 and 22 gram CO2
(4) 32 gram O2 and 22 gram N2​

Answer 1

Answer:

2. 8 gram O2 and 22 gram CO2