Question

Look at the following equation.
_N2 + _H2 - _NH3
In order to follow the law of conservation of mass, this equation must have which set of coefficients, in order from left to right?
A.
1,3,2
B.
3, 3, 1
C.
2,2,2
D.
2,3,1

Answer 1

Answer:

A

Explanation:

_N2 + _H2 - _NH3

LHS RHS

N=2×1=2 N=1×2=2

H=2×3=6 H=3×2=6

1,3,2