Balance the following reaction. a coefficient of "1" is understood. choose option "blank" for the correct answer if the coefficient is "1". ki + pb(no3)2 → pbi2 + kno3

Answer : To balance a chemical equation you need to find the same number of molecules on both the sides of the reaction.

Here in the reaction ;



here we can see that I is not balanced so we need to balance that,
also nitrate is unbalanced we need to work on that as well.

so on solving we get,

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