Chemistry

Question Analysis
This question involves calculating the percent composition of chlorine in hydrochloric acid.
The main focus is on applying the percent composition formula to a simple binary acid.

Key Concept Explanation
Percent composition of an element = (mass of the element in 1 mole of compound / molar mass of compound) × 100%

Step-by-Step Solution
1. Mass of Cl in HCl = 35.45 g/mol
2. Molar mass of HCl = 36.45...