Complete and balance the reaction of copper wire and nitric acid
Cu(s) + HNO3(aq) →
Complete and balance the reaction of copper wire and nitric acid?
2020-06-07 8:56 am
回答 (1)
2020-06-07 10:47 am
If concentrated nitric is used, the balanced equation is:
Cu + 4HNO₃ → Cu(NO₃)₂ + 2H₂O + 2NO₂
If moderately concentrated nitric acid (say, 2 M) is used, the balanced equation is:
3Cu + 8HNO₃ → 3Cu(NO₃)₂ + 4H₂O + 2NO
If very dilute nitric acid is used, there is no reaction and thus no equation.
Cu + 4HNO₃ → Cu(NO₃)₂ + 2H₂O + 2NO₂
If moderately concentrated nitric acid (say, 2 M) is used, the balanced equation is:
3Cu + 8HNO₃ → 3Cu(NO₃)₂ + 4H₂O + 2NO
If very dilute nitric acid is used, there is no reaction and thus no equation.
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