Question

2. The proportion by mass of carbon and oxygen in carbon dioxide is ......
3 : 6
3 : 8
1 : 8
1 : 6​

Answer 1

Answer:

3:8

Explanation:

if it is correct then please mark me as brainliest

Answer 2

Answer:

2.66:1

is the correct answers

but here option 3:6 is the closest one