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Is .1M NaH2PO4 a good buffer? Explain.

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Cu(s) + 4HNO3(aq) → Cu(NO3)2(aq) + 2H2O(l) + 2NO2(g)

i need the chemical equation and the net ionic equation

A chemist decomposes several samples of water into hydrogen and oxygen and weighs (or more correctly “measures the mass of”) the hydrogen and the oxygen obtained.

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