Question

Calcute the % of oxygen in

Answer 1

QUESTION

Calcute the % of oxygen in CO2

PERCENTAGE OF OXYGEN=

$\frac{mass \: of \: oxygen \: in \: co_2}{total \: mass \: of \: co_2} \times 100 \\ = \frac{2 \times 16}{12 + (2 \times 16)} \times 100 \\ = \frac{32}{44} \times 100 \\ = 0.7777 \times 100 \\ = 77.78\%$

Answer 2

Answer:

give the question for in