- 1(current)
Q. No.(i) NaD = 10.0
(ii) NaC = 9.0
(iii) NaB = 8.0
(iv) NaA = 7.0
Which of the corresponding acids is strongest?
1. HA
2. HB
3. HC
4. HD
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Which of the following substances has the strongest acid, given their pH values:
A (9.5), B (2.5), C (3.5), and D (5.5)?
1. A
2. C
3. D
4. B
A solution has hydrogen ion concentration 0.0005 M, its pOH is:
1. 8.2798
2. 10.6990
3. 12.7854
4. 13.3344
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The pH of an aqueous solution is zero. It can be concluded that the solution is
1. Slightly acidic
2. Strongly acidic
3. Neutral
4. Basic
The pH of the solution obtained by mixing 600 mL of 0.04 M HCl and 400 mL of 0.02 M H2SO4 is:
[log 4 = 0.6]
1. 3.4
2. 5.4
3. 1.4
4. 2.4
- 1(current)
Q. No.
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