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In the reaction : Zn + NaNO(3) + NaOH...

In the reaction `:`
`Zn + NaNO_(3) + NaOH rarr Na_(2) ZnO_(2)+A+H_(2)O`
The sum of stoichiometric coefficients of Zn and A in the balanced reaction with simplest integer coefficient is

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NTA MOCK TESTS-JEE MOCK TEST 13-CHEMISTRY
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