Question

(a) 342
15. % of Carbon in CH4 is
(c)
60%
(d) 75%
(a) 25%
(b) 50%
16
13​

Answer 1

Answer:

(d) 75%

Explanation:

In CH4, C have a mass of 12 u and H4 have a mass of 4 u. So, total is 16 u. And for C, its 12/16 ×100% = 75%