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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A solution contains 16 gm of methanol and 90 gm of water, mole fraction of methanol is

(1) 0.90

(2) 0.090

(3) 0.1

(4) 1.9

Subtopic:  Concentration Terms & Henry's Law |
 76%
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A solution has 25% of water, 25% ethanol and 50% acetic acid by mass. The mole fraction of each component respectivelywill be

(1) 0.50, 0.3, 0.19

(2) 0.19, 0.3, 0.50

(3) 0.3, 0.19, 0.5

(4) 0.50, 0.19, 0.3

Subtopic:  Concentration Terms & Henry's Law |
 59%
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