Sharp EL-W516T

21
Operation Display
Find the pH of hydrochloric acid HCl at a concentration of
1.0 x 10
-8
mol/L
* pH = 7 (neutral), pH < 7 (acidic), pH > 7 (alkaline)
pH = -log
10
2
- aa
2
+4x10
-14
a +
( )
1.0
10
14
8
4
2
<Example 3>
Enter the value of a
Calculate the pH
Exponential, Logarithmic