Advertisements
Advertisements
Question
Write the name of gas released when Cu is added to the conc. HNO3
Advertisements
Solution
With Conc.HNO3 → Nitrogen dioxide (NO2)
\[\ce{Cu +\underset{\text{(conc.)}}{4HNO3}->Cu(NO3)2 +2NO2 +2H2O }\]
APPEARS IN
RELATED QUESTIONS
What is the effect of temperature on solubility of a gas in a liquid?
Explain, why do aquatic animals prefer to stay at lower level of water during summer?
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?
Which mixture is used for respiration by deep sea divers?
(A) He + O2
(B) Ne + O2
(C) Ar + O2
(D) Kr + O2
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?
Low concentration of oxygen in the blood and tissues of people living at high altitude is due to ______.
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.
Write the two applications of Henry’s law.
Assertion (A): Helium is used to dilute oxygen in diving apparatus.
Reason (R): Helium has high solubility in O.
In the light of the above statements, choose the correct answer from the options given below:
