Question

20 points

PCl5 + H2O → H3PO4 + HCl

What coefficients will balance the equation?

1, 4, 1, 5
1, 5, 1, 1
2, 5, 1, 2
2, 4, 2, 5

Answer 1

1, 4, 1,5

Step-by-step explanation:

1 PCl5 + 4 H2O → 1 H3PO4 + 5 HCl