3.2 Balancing Chem. Eq. Assessment v1 - Sean Thomas | Library

Required

2

2 SeO2 + O2 → 3 SeO3

This equation is __________.

Required

2

(NH4)2 + 2 CO3 → 2 NH3 + 2 H2O + 2 CO2

This equation is __________.

Required

2

C4H8O2 + 5 O2 → 4 CO2 + 4 H2O

This equation is __________.

Required

2

PbSO4 + 2 NaBr → PbBr2 + Na2SO4

This equation is __________.

Required

2

2 H2SO4 + 2 BaCl2 → 3 BaSO4 + 4 HCl

This equation is __________.

Required

2

Select the chemical equation that is balanced.

Required

2

Required

2

______N2 + ______H2 → ______N2H4

Other Answer Choices:

4

2

3

1

Required

2

______ Al + ______ O2 → ______ AlO3 

Other Answer Choices:

3

2

1

4

Required

2

______NaClO3 → ______NaCl + ______O2

Other Answer Choices:

3

2

1

4

Required

2

______ BaCl2 + ______ K2Se → ______ BaSe + ______ KCl

Other Answer Choices:

3

2

1

4

Required

2

_______ Au(OH)3 + _______ HNO3 → _______ HAu(NO3)4 + _______ H2O

Required

2

_______ C2H7 + _______ O2 → _______ CO2 + _______ H2O