Question

Assertion (A): The strength of an acid or a base is measured by a scale called the pH scale. Reason (R): This scale has range from 1 to 14. Pure water is neutral with pH 7. (A)Both A and R are true, and R is correct explanation of the assertion. (B) Both A and R are true, but R is not the correct explanation of the assertion. (C) A is true, R is false. (D) A is false, but R is true​

Answer 1

Answer:

both a and r are true but r is not the correct explanation of the assertion