The value of Henry's constant KH:

 1 Increases with an increase in temperature. 2 Decreases with an increase in temperature. 3 Remains constant. ​​​​​​ 4 First increases then decreases.

Subtopic:  Concentration Terms & Henry's Law |
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The mole fraction of ethylene glycol (C2H6O2) in a solution containing 20% of C2H6O2 by mass is:

1. 0.932
2. 0.0672

3. 0.832

4. 0.732

Subtopic:  Concentration Terms & Henry's Law |
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If N2 gas is bubbled through water at 293 K, how many millimoles of N2 gas would dissolve in 1 litre of water?
(
Partial pressure of nitrogen = 0.987 bar, Henry’s law constant for N2 at 293 K = 76.48 kbar).

1. 0.716 mmol

2. 0.616 mmol

3. 0.726 mmol

4. 0.516 mmol

Subtopic:  Concentration Terms & Henry's Law |
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The partial pressure of ethane over a saturated solution containing 6.56 X 10-2 g of ethane is 1 bar. If the solution contains 5.00 X 10-2 g of ethane, then what shall be the partial pressure of the gas?

1. 0.76 bar

2. 0.16 bar

3. 1.16 bar

4. 3.12 bar

Subtopic:  Concentration Terms & Henry's Law |
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The mole fraction of glucose (C6H12O6) in an aqueous binary solution is 0.1. The mass percentage of water in it to the nearest integer is:
1. 44%
2. 49 %
3. 47 %
4. 41 %

Subtopic:  Concentration Terms & Henry's Law |
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