Questions related to Henry's law.
Q.1 If N2 gas is bubbled through water at 293K,
how many millimoles of N2 gas would dissolve in 1 litre of water? Assume
that N2 exerts a partial pressure of 0.987bar. Given that Henry’s
law constant for N2 at 293K is 76.48 bar.
Q.2 H2S a toxic gas with rotten egg like smell, is
used for the qualitative analysis. If the solubility of H2S in water
at STP is 0.195 m, calculate henry’s law constant.
Q.3 Henry’s law constant for CO2 in water is 1.67
x 108 Pa at 298K. Calculate the quantity of CO2 in 500g
of soda water when packed under 2.5 atm CO2 pressure at 298K.
Q.4 If O 2 gas is bubbled through water at 293K,
how many moles of O2 gas would dissolve in 2 litre of water? Assume that
O2 exerts a partial pressure of 1.987bar. Given that Henry’s law
constant for O2 at 298K is 70.48 bar.
Q.5 If H2 gas is bubbled through water at 293K,
how many millimoles of H2 gas would dissolve in 1 litre of water? Assume
that H2 exerts a partial pressure of 10 bar. Given that Henry’s law
constant for H2 at 293K is 700.48 bar.
Q.6 Define Henry’s law.
Q.7 Write applications of Henry’s law.
Q.8 What is Anoxia?
Q.9 What is Bends? How can this condition be rectified?
Q.10 Why is Helium put in Oxygen gas cylinder of Scuba
divers?
Q.11 At high altitude, Why does food take longer time to
cook?
Q.12 Soft drinks bottle are filled with CO2 under
high pressure. Comment on the statement.
Q.13 Explain the factors affecting value of KH.
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