Q. किसी उदासीन विलयन का pH मान है ?

(A) 7 है
(B) 2 है
(C) 9 है
(D) 11 है

✅ Correct Answer: (A) 7 है

Published by Krishna Sharma ⭐ 48.52K Points at 27-Mar-2021 11:42 am in Science

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