4. Which compound below contains the longest carbon-to-nitrogen bond? H
H
1
(A) H-C-N-H (B) 1-c-c=-(CH-CEN:
| |
H H
H H
a) A
b) B
C C
d) none; all are equal

What is conserved in the reaction shown below? h2(g) + cl2 (g) --> 2hcl(g)a. mass onlyb. mass and moles onlyc. mass, moles, and molecules onlyd. mass, moles, molecules, and volume