Question

The ratio by mass of C and O in CO2 is
i. 1:2
ii. 3:14
iii. 3:8
iv.3:11
​

Answer 1

Answer:

C : O2

1 × 12 : 16 × 2

12 : 32

3 : 8

The correct answer is 3 : 8.

Hope it helps

Answer 2

Answer:

$3 : 8$

Explanation:

Ratio of Mass of C and O in CO2 is -

Mass of C in CO2 is 12

Mass of O in CO2 is 2×16 = 32

Hence,

Ratio =

$\frac{12}{32} \\ \\ \frac{3}{8}$