Advertisements
Advertisements
प्रश्न
Sugar dissolves in water because ______.
विकल्प
sugar is nonpolar
water is polar
it forms hydrogen bonding with water
sugar and water are both polar
Advertisements
उत्तर
Sugar dissolves in water because it forms hydrogen bonding with water.
APPEARS IN
संबंधित प्रश्न
The solubility of a gas in water ______.
The Henry’s law constant of a gas is 6.7 × 10–4 mol/(L bar). Its solubility when the partial pressure of the gas at 298 K is 0.65 bar is ______.
Which of the following is INCORRECT?
Which of the following influence(s) the solubility of a solid in a liquid solvent?
Which among the following is true for the value of Henry's law constant K?
The Henry's law constant for oxygen is 1.3 × 10-3 mol dm-3 atm-1. If partial pressure of oxygen is 0.46 atmosphere, what is the concentration of dissolved oxygen at 25°C and 1 atm pressure?
0.5 molal aqueous solution of a weak acid (HX) is 20% Ionized. If Kr of water is 1.86 K kg mol-1, the lowering in freezing point of solution is ______.
Value of Henry’s constant KH ______.
H2O2 is
Given below are two statements, one is labelled as Assertion (A) and the other is labelled as Reason (R):
Assertion: Water is one of the best solvent.
Reason: H-bonding is present in water molecules.
Partial pressure of a solution component is directly proportional to its mole fraction. This is known as ______.
Henry's law constant for CH3Br(g) is 0.159 mol dm–3 bar–1 at 25°C. What is the solubility of CH3Br(g) in water at the same temperature and partial pressure of 0.164 bar?
What is Henry's law?
According to the Le-Chatelier principle, adding heat to a solid \[\ce{<=>}\] liquid equilibrium will cause the ______.
Henry’s law constant of oxygen is 1.4 × 10–3 mol lit–1 atm–1 at 298 K. How much of oxygen is dissolved in 100 ml at 298 K when the partial pressure of oxygen is 0.5 atm?
The solubility (in mol L−1) of AgCl (Ksp = 1.0 × 10−10) in a 0.1 M KCl solution will be ______.
Solubility of which among the following solids in water changes slightly with temperature?
The solubility of a gas in a liquid is directly proportional to the pressure of the over the solution is stated by ______.
How does entropy change in the following process? Explain.
Dissolving sugar in water
The solubility of CH3Br(g) in water is 0.0260 mol/dm3 at 0.164 bar partial pressure and at 25°C. Calculate Henry's law constant.
Henry’s constant for CH3Br(g) is 0.159 mol dm−3 bar−1 25°C. Calculate its solubility in water at 25°C, if its partial pressure is 0.164 bar.
Calculate the concentration of dissolved gas in water at 25°C if partial pressure of gas at same temperature is 0.15 atm. [KH = 0.15 mol dm-3 atm-1]
People living at high altitudes often reported with a problem of feeling weak and inability to think clearly. The reason for this is:
Which among the following salts dissolves in water with the absorption of heat?
Calculate Henry’s law constant if solubility of nitrogen gas in water at 25°C is 6.85 × 10–4 mol dm–3.
[Partial pressure of nitrogen gas = 0.9 bar]
