The Henry's law constant KH values of three gases (A, B, C) in water are 145, 2 × 10–5, and 35 kbar, respectively. Determine the order of solubility of these gases in water from highest to lowest:
1. B > C > A 2. A > C > B
3. A > B > C 4. B > A > C
Subtopic:  Concentration Terms & Henry's Law |
 60%
From NCERT
NEET - 2024
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What mass of glucose (C₆H₁₂O₆) must be dissolved in 1 liter of solution to make it isotonic with a 15 g/L solution of urea (NH₂CONH₂)?

(Given : Molar mass in g \(\mathrm{mol}^{-1}\) C:12, H:1, O: 16, N:14)

1. 55 g 
2. 15 g 
3. 30 g
4. 45 g
Subtopic:  Concentration Terms & Henry's Law | Osmosis & Osmotic Pressure |
 76%
From NCERT
NEET - 2024
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Given below are two statements: one is labeled as Assertion (A) and the other is labeled as Reason (R): 
Assertion (A): Helium is used to dilute oxygen in the diving apparatus. 
Reason (R): Helium has a high solubility in O2.
In light of the above statements, choose the correct answer from the options given below:
1. (A) is False but (R) is True.
2. Both (A) and (R) are True and (R) is the correct explanation of (A)
3. Both (A) and (R) are True and (R) is not the correct explanation of (A).
4. (A) is True but (R) is False.
Subtopic:  Concentration Terms & Henry's Law |
 51%
From NCERT
NEET - 2023
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One molal solution contains 0.5 moles of a solute in:
1. 1000 g of solvent 2. 500 mL of solvent
3. 500 g of solvent 4. 100 mL of solvent
Subtopic:  Concentration Terms & Henry's Law |
 73%
From NCERT
NEET - 2022
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KH value for some gases at the same temperature 'T' are given:
gas KH/k bar
Ar 40.3
CO2 1.67
HCHO 1.83 × 10–5
CH4 0.413
KH is Henry's Law constant in water. The order of their solubility in water is :
1. Ar < CO2 < CH4 < HCHO
2. Ar < CH4 < CO2 < HCHO
3. HCHO < CO2 < CH4 < Ar
4. HCHO < CH4 < CO2 < Ar
Subtopic:  Concentration Terms & Henry's Law |
 77%
From NCERT
NEET - 2022
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