Question

Which element(s) are not balanced in this equation?

Fe2O3 + 3 CO → Fe + 3 CO2

A.
Only the Fe is unbalanced.

B.
Only the O is unbalanced

C.
Fe and O are both unbalanced.

D.
C and O are both unbalanced

Answer 1

@Skrteljnr

Answer 2

I think its B or D

Answer 3

option C

Answer 4

Thanks
Nitrogen gas (N2) and hydrogen gas (H2) combine to form ammonia (NH3). Which equation correctly represents this reaction?

A.
N + H → NH

B.
2N2+ H2 → 3NH3

C.
2NH → N + 3H2

D.
N2+ 3H2 → 2NH3

Answer 5

D