Acid rain is formed with what gases?
A. CO2 and CFC
B. CO and CH4
C. NOx and SO2
D. O3 and SO2
E. CO and CO2
Answer: C
Acid rain is formed with what gases?
A. CO2 and CFC
B. CO and CH4
C. NOx and SO2
D. O3 and SO2
E. CO and CO2
Answer: C
A. CO2 and CFC
B. CO and CH4
C. NOx and SO2
D. O3 and SO2
E. CO and CO2
Answer: C