question_answer

      Why is sound heard with more intensity through \[C{{O}_{2}}\] than through the air?                                    [NDA]

A) Density of \[C{{O}_{2}}\] is more than that of air

B) Density of \[C{{O}_{2}}\] is less than that of air

C) Air is bad conductor of heat

D) \[C{{O}_{2}}\] is a compound, but air is a mixture of gases.