pH of 1× 10-8M HNO3 solution will be:

Question

pH of 1× 10-8M HNO3 solution will be: (A) 6 (B) 6.9586 (C) 7.9586 (D) 8

Tardigrade Admin · Accepted Answer

[H+]in H N O3=1 × 10-8 M [H+]in water =1 × 10-7 M Total [H+]in solution =(1 × 10-8+1 × 10-7) M =11 × 10-8 = pH =- log [H+] =- log [11 × 10-8] =- log 11+8 log 10 =-1.0414+8 =6.9586

Q. pH of 1×10−8MHNO3​ solution will be:

6

6.9586

7.9586

8

[H+]in HNO3​=1×10−8M [H+]in water =1×10−7M Total [H+]in solution =(1×10−8+1×10−7)M =11×10−8 =pH=−log[H+] =−log[11×10−8] =−log11+8log10 =−1.0414+8 =6.9586

Q. pH of $1 \times 1 0^{- 8} M H N O_{3}$ solution will be: