| Four students A, B, C and D determine the pH of water, lemon juice and dil. sodium bicarbonate solution. They recorded their observations and arranged them in descending order of pH values as follows: | |
| Student | Solutions |
| (A) | Water, lemon juice, sodium bicarbonate solution |
| (B) | Water, sodium bicarbonate solution, lemon juice |
| (C) | Lemon juice, water, sodium bicarbonate solution |
| (D) | Sodium bicarbonate solution, water, lemon juice |
| The correct sequence is of the student: | |
| (a) (A) (b) (B) | |
| (c) (C) (d) (D) | |
Answer:
(d) D
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