When equal volumes of 0.1 M NaOH and 0.01 M HCl are mixed, the pH of the resulting solution will be:

 1 12.65 2 2 3 7 4 1.04
Subtopic:  pH calculation |
73%
From NCERT
NEET - 2015
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Which of the following salts will give the highest pH in water?
1. KCl
2. NaCl
3. Na2CO3
4. CuSO4

Subtopic:  pH calculation |
75%
From NCERT
AIPMT - 2014
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At 100 °C the Kw of water is 55 times its value at 25ºC. What will be the pH of a neutral solution?
(log 55 = 1.74)
 1 7 2 7.87 3 5.13 4 6.13
Subtopic:  pH calculation |
59%
From NCERT
NEET - 2013
Hints

Equimolar solutions of the following substances were prepared separately. Which one of these will record the highest pH value?

1. $$\mathrm{B a C l_{2}}$$
2. $$\mathrm{A l C l_{3}}$$
3. $$\mathrm{L i C l}$$
4. $$\mathrm{B e C l_{2}}$$${}_{}$

Subtopic:  pH calculation |
55%
From NCERT
AIPMT - 2012
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What is the [OH-] in the final solution prepared by mixing 20.0 mL of 0.050 M HCl with 30.0 mL of 0.10 M Ba(OH)2?

1. 0.10 M

2. 0.40 M

3. 0.0050 M

4. 0.12 M

Subtopic:  pH calculation |
62%
From NCERT
AIPMT - 2009
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Equal volumes of three acid solutions of pH 3, 4 and 5 are mixed in a vessel. What will be the H+ ion concentration in the mixture?
1. $1.11×{10}^{-4}$ $\mathrm{M}$
2. $3.7×{10}^{-4}$ $\mathrm{M}$
3. $3.7×{10}^{-3}$ $\mathrm{M}$
4. $1.11×{10}^{-3}$ $\mathrm{M}$

Subtopic:  pH calculation |
66%
From NCERT
AIPMT - 2008
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Equimolar solutions of the following were prepared in water separately. Which one of the solutions will record the highest pH?

1. SrCI2

2. BaCl2

3. MgCl2

4. CaCl2

Subtopic:  pH calculation |
71%
AIPMT - 2008
Hints

The pOH of a solution at 25 °C that contains 1×10-10 M of hydronium ions is:

 1 7 2 4 3 9 4 1
Subtopic:  pH calculation |
81%
From NCERT
AIPMT - 2007
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The hydrogen ion concentration of a 10-8 M HCl aqueous solution at 298 K (Kw = 10-14) is:

1. $1.0×{10}^{-6}$ $M$

2. $1.0525×{10}^{-7}$ $M$

3. $9.525×{10}^{-8}$ $M$

4. $1.0×{10}^{-8}$ $M$

Subtopic:  pH calculation |
52%
From NCERT
AIPMT - 2006
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