A. Carbon dioxide
B. Carbon monoxide
C. Nitrogen
D. Hydrogen
Submitted by: ABDUL HAYEE
Correct Answer: Carbon monoxide ✔
Last Updated: November 19, 2018
A. Carbon dioxide
B. Carbon monoxide
C. Nitrogen
D. Hydrogen
Submitted by: ABDUL HAYEE
Correct Answer: Carbon monoxide ✔
Last Updated: November 19, 2018