The molarity of pure water (d = 1 g/l) is -

1. 555 M

2. 5.55 M

3. 55.5 M

4. None of the above

Subtopic:  Concentration Terms & Henry's Law |
 84%
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Equal volumes of 0.1MAgNO3 and 0.2 M NaCl are mixed. The concentration of NO3 ions in the mixture will be 

(1) 0.1 M

(2) 0.05 M

(3) 0.2 M

(4) 0.15 M

Subtopic:  Concentration Terms & Henry's Law |
 53%
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The molarity of H2SO4 solution that has a density of 1.84 g/cc at 35°C and contains 98% by weight is

(1) 4.18 M

(2) 8.14 M

(3) 18.4 M

(4) 18 M

Subtopic:  Concentration Terms & Henry's Law |
 80%
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Amount of oxalic acid (COOH)2.2H2O in grams that is required to obtain 250 ml of a semi-molar solution is 

(1) 17.25 g

(2) 17.00 g

(3) 15.75 g

(4) 15.00 g

Subtopic:  Concentration Terms & Henry's Law |
 77%
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Volume of 10 M HCl should be diluted with water to prepare 2.00 L of 5 M HCl is 

(1) 2 L

(2) 1.5 L

(3) 1.00 L

(4) 0.5 L

Subtopic:  Concentration Terms & Henry's Law |
 85%
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The volume of 95% H2SO4 (density = 1.85 g cm–3) needed to prepare 100 cm3 of 15% solution of H2SO4 (density = 1.10 g cm3) will be

(1) 5 cc

(2) 7.5 cc

(3) 9.4 cc

(4) 12.4 cc

Subtopic:  Concentration Terms & Henry's Law |
 61%
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The molarity of a 0.2NNa2CO3 solution will be [MP PMT 1987]

(1) 0.05 M

(2) 0.2 M

(3) 0.1 M

(4) 0.4 M

Subtopic:  Concentration Terms & Henry's Law |
 67%
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If 20 ml of 0.4 N NaOH solution completely neutralises 40 ml of dibasic acid. The molarity of acid solution is

(1) 0.1 M

(2) 0.2 M

(2) 0.3 M

(4) 0.4 M

Subtopic:  Concentration Terms & Henry's Law |
 62%
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H2SO4 solution whose specific gravity is 1.98 g ml–1 and H2SO4 by volume is 95%. The molality of the solution will be

(1) 7.412

(2) 8.412

(3) 9.412

(4) 10.412

Subtopic:  Concentration Terms & Henry's Law |
 62%
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The density of H2SO4 solution is 1.84 g ml–1. In a 1 litre solution if H2SO4 is 93 % by (w/v) then the molality of the solution is -

1. 9.42 m 2. 10.42 m
3. 11.42 m 4. 12.42 m
Subtopic:  Concentration Terms & Henry's Law |
 54%
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