GAT Subject
Engineering
Computer Science Civil Engineering Chemical Engineering Agricultural Engineering Mechanical Engineering Electronics and Communication
12. | Which one of the following pairs has the same mass? | |
A. | 1 mole of CO and 1 mole of N2 | |
B. | 1 mole of CO and 1 mole of CO | |
C. | 1 mole of O2 and 1 mole of N2 | |
D. | 1 mole of O2 and 1 mole of CO | |