Advertisements
Advertisements
प्रश्न
Low concentration of oxygen in the blood and tissues of people living at high altitude is due to ______.
पर्याय
Low temperature
Low atmospheric pressure
High atmospheric pressure
Both low temperature and high atmospheric pressure
Advertisements
उत्तर
Low concentration of oxygen in the blood and tissues of people living at high altitude is due to low atmospheric pressure.
Explanation:
At high altitudes the atmospheric pressure is decreased and due to low atmosphere pressure the solubility oxygen in blood and tissues is reduced.
APPEARS IN
संबंधित प्रश्न
Explain, why do aquatic animals prefer to stay at lower level of water during summer?
State Henry’s law.
Identify that the following compound is insoluble, partially soluble or highly soluble in water:
pentanol
The solubility product of PbCl2 at 298K is 1.7 × 10-5. Calculate the solubility of PbCl2 in g/lit. at 298K.
Atomic Weights: [Pb = 207 and Cl = 35.5]
Write the name of gas released when Cu is added to the conc. HNO3
State Henry’s law.
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?
Which of the following factor(s) affect the solubility of a gaseous solute in the fixed volume of liquid solvent?
(a) nature of solute
(b) temperature
(c) pressure
(i) (a) and (c) at constant T
(ii) (a) and (b) at constant P
(iii) (b) and (c) only
(iv) (c) only
Solubility of gases in liquids decreases with rise in temperature because dissolution is an ______.
Value of Henry’s constant KH ______.
Explain the solubility rule “like dissolves like” in terms of intermolecular forces that exist in solutions.
Explain the following phenomena with the help of Henry’s law.
Painful condition known as bends.
The solubility of a gas in water depends on ______
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)?
If O2 gas is bubbled through water at 303 K, the number of millimoles of O2 gas that dissolve in 1 litre of water is ______. (Nearest integer)
(Given: Henry's Law constant for O2 at 303 K is 46.82 k bar and partial pressure of O2 = 0.920 bar)
(Assume solubility of O2 in water is too small, nearly negligible)
Solubility of gas in liquid decreases with increase in ______.
Identify that the following compound is insoluble, partially soluble or highly soluble in water:
Formic acid
Identify that the following compound is insoluble, partially soluble or highly soluble in water:
Ethylene glycol
Identify that the following compound is insoluble, partially soluble or highly soluble in water:
Chloroform
