Answer to Question #155509 in General Chemistry for Sage Topaz

Question #155509

Balance the following chemical equations:

NH₃+ O₂ → HNO_{3 +} H₂O

FeS₂+ O₂ → SO₂ + Fe₂O₃

K₂S₅ + HCl → H₂S + S + KCl

Cd + Ni (OH)₃ → CdO + Ni (OH)₂ + H₂O

Expert's answer

NH₃+ 2O₂ → HNO_{3 +} H₂O

4FeS₂+11O₂ → 8SO₂ + 2Fe₂O₃

K₂S₅ + 2HCl → H₂S +4S + 2KCl

Cd + 2Ni(OH)₃ → CdO + 2Ni(OH)₂ + H₂O

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