Question

What’s the answer? I need an answer as soon as possible please!

Answer 1

Answer:

1, 1, 2

Explanation:

1, 1, 2

Answer 2

N2O5 + H2O → 2HNO3

The coefficients for the N2O5 and H2O are technically 1; if you must provide a value for those reactants, then that would be it.