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Topic: Balance: ION method  (Read 3167 times)

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Offline ivan314

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Balance: ION method
« on: November 29, 2009, 11:31:33 PM »
balance the following equation by the ion method
Cu + HNO3 :rarrow: Cu2+ + NO + H2O(in acid)
i get confused with HNO3
i did all this things:
  • 2HNO3+2e- :rarrow: 2NO + H2O
  • NO3 :rarrow: NO +2e-, and erase de water and hydrogen without a reason
please help me thanks before hand
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Offline AWK

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Re: Balance: ION method
« Reply #1 on: November 30, 2009, 01:33:43 AM »
Quote
2HNO3+2e- = 2NO + H2O
not balanced - add protons on the left side
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AWK
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