Question 3 the decomposition of baking soda (nahco3) is given in this reaction: 2nahco3 → na2co3 + h2o + co2 if 8 moles of baking soda decompose, how many moles of na2co3 are produced? 1 2 4 8

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(no3)⁻n has oxidation number x,o has oxidation number -2.(x*1 -2*3) charge of the nitrate ion, and we know that charge of the nitrate ion =-1.so,(x*1 -2*3) =-1x-6=-1x=+5answer a. +5.

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