Question

hich of the following equations is balanced correctly?

A.
2 C2H2 + 5 O2 → 4 CO2 + 2 H2O

B.
3 H2O → H2 + 3 O2

C.
2 C3H3 + O2 → 2 CO2 + H2O

D.
Cl2 + 2 KBr → KCl + Br2

Answer 1

A. the carbons are unbalanced B. the hydrogens are unbalanced. D. the chlorines are unbalanced. That leaves C. to be correctly balanced.