Question

which of the following pair of gases contains the same number of molecules a)8 gram of Oxygen and 22 gram of carbon dioxide b) 16 gram of Oxygen and 14 gram of nitrogen
c) 32 gram of Oxygen and 32 gram of nitrogen
d) 28 gram of nitrogen and 22 gram of carbon dioxide​

Answer 1

here's answer.

{ a },{ b }-- these pairs contain same number of molecules.