Question

Balanced chemical equation imply which of the following?

• A. Numbers of atoms are conserved in a chemical change
• B. Numbers of molecules are conserved in a chemical change
• C. Volume is conserved in a chemical change
• D. 'A' and 'B'
• E. 'B' and 'C'

Answer 1

Answer: (A)

Numbers of atoms are conserved in a chemical change

In a balanced decimal equation, no. of atoms are conversed. Means, no. of atoms before reaction are exactly same as no. of atoms after reaction.