Question

The pH of 0.01M solution of HCl is ______.

विकल्प

• 4

• 3

• 2

• 1

Answer 1

The pH of 0.01M solution of HCl is 3.

Explanation:

pH = −log₁₀ [H₃O⁺]

= −log₁₀ [0.001]

= −log₁₀ [10⁻³]

= 3   ...[∵ log₁₀ a^x = x log₁₀ a]