Concept explainers
Interpretation :
The factor which is counted on both the side of an equation to check that an equation is balanced must be explained.
Concept Introduction :
A balanced chemical equation represents a
Answer to Problem 31A
Number of atoms is counted to check that an equation is balanced.
Explanation of Solution
From the above chemical equation it is clear that number of each atom are same on both the sides of the equation. Numbers of Na, Cl, Ag, N and O in both the sides are 1,1,1,1 and 3 respectively. This is the requirement of law of conservation of mass.
Number of atoms is counted in both the side of an equation to check that a reaction is balanced.
Chapter 7 Solutions
World of Chemistry
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