Advertisements
Advertisements
प्रश्न
The value of Henry's constant KH is ______.
पर्याय
greater for gases with higher solubility
greater for gases with lower solubility
constant for all gases
not related to the solubility of gases
Advertisements
उत्तर
The value of Henry's constant KH is greater for gases with lower solubility.
Explanation:
The higher the value of KH, the lower is the solubility of gas in the liquid.
APPEARS IN
संबंधित प्रश्न
What is the effect of temperature on solubility of a gas in a liquid?
Why do gases always tend to be less soluble in liquids as the temperature is raised?
Henry’s law constant for CO2 in water is 1.67 × 108 Pa at 298 K. Calculate the quantity of CO2 in 500 mL of soda water when packed under 2.5 atm CO2 pressure at 298 K.
The partial pressure of ethane over a solution containing 6.56 × 10−3 g of ethane is 1 bar. If the solution contains 5.00 × 10−2 g of ethane, then what shall be the partial pressure of the gas?
Henry’s law constant for the molality of methane in benzene at 298 K is 4.27 × 105 mm Hg. Calculate the solubility of methane in benzene at 298 K under 760 mm Hg.
A solution is prepared by dissolving 9.25 g of non-volatile solute in 450 mL of water. It has an osmotic pressure of 350 mm of Hg at 27°C. Assuming the solute is non-electrolyte, determine its molecular mass. (R = 0.0821 Lit-atm K−1 mol−1)
Write the name of gas released when Cu is added to the conc. HNO3
Which law shows relation between pressure and solubility of a gas in solvent?
Low concentration of oxygen in the blood and tissues of people living at high altitude is due to ______.
Solubility of gases in liquids decreases with rise in temperature because dissolution is an ______.
Match the items given in Column I with the type of solutions given in Column II.
| Column I | Column II |
| (i) Soda water | (a) A solution of gas in solid |
| (ii) Sugar solution | (b) A solution of gas in gas |
| (iii) German silver | (c) A solution of solid in liquid |
| (iv) Air | (d) A solution of solid in solid |
| (v) Hydrogen gas in palladium | (e) A solution of gas in liquid |
| (f) A solution of liquid in solid |
The solubility of a gas in water depends on ______
Explain the following phenomena with the help of Henry’s law.
Feeling of weakness and discomfort in breathing at high altitude.
State Henry’s law and explain why are the tanks used by scuba divers filled with air diluted with helium (11.7% helium, 56.2% nitrogen and 32.1% oxygen)?
Henry's constant (in k bar) for four gases α, β, γ and δ in water at 298 K is given below:
| α | β | γ | δ | |
| KH | 50 | 2 | 2 × 10-5 | 0.5 |
(density of water = 103 kg m-3 at 298 K)
This table implies that:
Solubility of gas in liquid decreases with increase in ______.
Identify that the following compound is insoluble, partially soluble and highly soluble in water.
phenol
Identify that the following compound is insoluble, partially soluble or highly soluble in water:
Ethylene glycol
