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Mathematics, 06.04.2020 18:02 22emilyl530

Which equations are balanced? Select four options.

-Mg3N2 + H2O β†’ 3MgO + 2NH3
-C3H8 + 5O2 β†’ 4H2O + 3CO2
-Zn + 2HCl β†’ ZnCl2 + H2
-3Ca(OH)2 + 2H3PO4 β†’ Ca3(PO4)2 + 6H2O
-3H2SO4 + 2Fe β†’ Fe2(SO4)3 + H2
-4Al + 3O2 β†’ 2Al2O3

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Which equations are balanced? Select four options.

-Mg3N2 + H2O β†’ 3MgO + 2NH3
-C3...
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