Question

the percentage composition by mass of C5H6 is a. 92.4 30% of H and 7.70 % of c b. 50% of c and 50% of H c. 7.70 %of H and 92. 30% of c d. none of these​

Answer 1

Explanation:

50% of c

idk . hope it helps

Answer 2

Answer:

hydrocholric and sulphuric acid e can be use to melt gold