Question

The concentration of hydroxide [H+] in neutral water at 25^◦ C in mol/L is?? (a) 7 (b) 10^-7 (c) 14 (d) 10^-14

Answer 1

Answer:

I think it is b

b is correct

Answer 2

Answer:

(b) 10 ^-7

Explanation:

pH of water is 7 .

pH = - log [H+]

[H+] = - antilog pH

[H+]  = - antilog [7]

[H+]  = 10^-7