Question

A pH scale reading 13 indicates a ______

options - strong base, weak acid, weak base, strong acid ​

Answer 1

The answer is: A - Strong base

Step-by-step explanation:

The pH scale goes from 1 - 14 with 1 being the most acidic, 7 being neutral, and 14 being the most basic. Since 13 is right below 14 (which is the most basic), it is a strong base.

Answer 2

A pH scale reading 13 indicates a strong base.

Step-by-step explanation:

From my understanding:

1 -4 is a strong acid

4 - 7 is weak acid

7 - 9 is a weak base

9 - 14 is a strong base