Question

Which equation is correctly balanced?

A) H2 + O2 H2O
B) Ca + Cl2 CaCl
C) 2 H2 + O2 2 H2O
D) Ca + Cl2 Ca2Cl

Answer 1

C) 2 H2 + O2 -> 2H2O

Step-by-step explanation:

Castle learning

Answer 2

C) 2 H₂ + O₂ → 2 H₂O

Step-by-step explanation:

4 atoms of hydrogen on reactant side

2 atoms of oxygen on reactant side

4 atoms of hydrogen on product side

2 atoms of oxygen on product side