# Sceinece/Chem

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What is the coefficient for H2O when the following equation is balanced: Mg3N2 + H2O → Mg(OH)2 + NH3?
When the following reaction is balanced, what is the coefficient for O2?
H2 + O2 → H2O

• Sceinece/Chem -

Mg3N2+6 H20 >>> 3Mg(OH)2 +2 NH3

Surely you can balance the second equation.

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