Duration: 6:56

24 views

1

In which of the following case \( \mathrm{pH} \) is greater than 7 ?
(1) \( 50 \mathrm{ml} \) of \( 0.1 \mathrm{M} \mathrm{HCl}+50 \mathrm{ml} \) of \( 0.1 \mathrm{M} \mathrm{NaCl} \)
(2) \( 50 \mathrm{ml} \) of \( 0.1 \mathrm{M} \mathrm{H}_{2} \mathrm{SO}_{4}+50 \mathrm{ml} \) of \( 0.2 \mathrm{M} \mathrm{NaOH} \)
(3) \( 50 \mathrm{ml} \) of \( 0.1 \mathrm{MCH}_{3} \mathrm{COOH}+50 \mathrm{ml} \) of \( 0.1 \mathrm{M} \mathrm{KOH} \)
(4) \( 50 \mathrm{ml} \) of \( 0.1 \mathrm{M} \mathrm{HNO}_{3}+50 \mathrm{ml} \) of \( 0.1 \mathrm{M} \mathrm{NH}_{3} \)
📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live