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,

It was necessary to redeem the world and he knew that his son was the only way