NCERT In-Text Page 35 Q1 - Atoms and Molecules
Question: Calculate the molecular masses of H2, O2, Cl2, CO2, CH4, C2H6, C2H4, NH3, CH3OH.
Answer: H2=2u, O2=32u, Cl2=71u, CO2=44u, CH4=16u, C2H6=30u, C2H4=28u, NH3=17u, CH3OH=32u
Full step-by-step NCERT solution with diagrams on Something by Zero.