Question

What is the percentage of CO2 present
(v/v) in air?
O a. 2.4%
b. 49.4%
c. 17.4%
d. 0.04%​

Answer 1

Answer:

D ) 0.04%

Explanation:

By volume, the dry air in Earth's atmosphere is about 78.09 percent nitrogen, 20.95 percent oxygen, and 0.93 percent argon. A brew of trace gases accounts for the other 0.03 percent, including the greenhouse gases carbon dioxide, methane, nitrous oxide and ozone

Answer 2

option b 49.4 is the correct answer