Solubility
CHXII02:SOLUTIONS

319389 \({{\rm{H}}_{\rm{2}}}{\rm{S}}\) gas is used in qualitative analysis of inorganic cations. Its solubility in water at STP is \({\rm{0}}{\rm{.195}}{\mkern 1mu} {\mkern 1mu} {\rm{mol}}{\mkern 1mu} {\mkern 1mu} {\rm{k}}{{\rm{g}}^{{\rm{ - 1}}}}\). Thus, Henry’s law constant is \(\left( {{\rm{in}}{\mkern 1mu} {\mkern 1mu} {\rm{atm}}{\mkern 1mu} {\mkern 1mu} {\rm{mola}}{{\rm{l}}^{{\rm{ - 1}}}}} \right)\) for \({{\rm{H}}_{\rm{2}}}{\rm{S}}\) is :

1 \({\rm{2}}{\rm{.628 \times 1}}{{\rm{0}}^{{\rm{ - 4}}}}\)
2 5.128
3 0.185
4 \({\rm{3}}{\rm{.826 \times 1}}{{\rm{0}}^{\rm{3}}}\)
CHXII02:SOLUTIONS

319390 Ratio of \({{\rm{O}}_{\rm{2}}}\,\,{\rm{and}}\,\,{{\rm{N}}_{\rm{2}}}\) in the air is \(1:4\). Find out th ratio of solubilities in terms of mole fraction of \({{\rm{O}}_{\rm{2}}}{\mkern 1mu} {\mkern 1mu} {\rm{and}}{\mkern 1mu} {{\rm{N}}_{\rm{2}}}\) dissolved in water at atmospheric pressure and room temperature.
\(\left[ {\begin{array}{*{20}{l}}{{{\rm{K}}_{\rm{H}}}\left[ {{{\rm{O}}_{\rm{2}}}} \right]{\rm{ = 3}}{\rm{.30 \times 1}}{{\rm{0}}^{\rm{7}}}{\mkern 1mu} {\mkern 1mu} {\rm{torr}}}\\{{{\rm{K}}_{\rm{H}}}\left[ {{{\rm{N}}_{\rm{2}}}} \right]{\rm{ = 6}}{\rm{.60 \times 1}}{{\rm{0}}^{\rm{7}}}{\mkern 1mu} {\mkern 1mu} {\rm{torr}}}\end{array}} \right]\).

1 \(1:2\)
2 \(2:1\)
3 \(1:1\)
4 None of these
CHXII02:SOLUTIONS

319391 Which of the following statements is/are true?
I. Different gases have different \({{\rm{K}}_{\rm{H}}}\) values at the same temperature.
II. \({{\rm{K}}_{\rm{H}}}\) is a function of the nature of the gas.
Choose the correct option.

1 Only I
2 Only II
3 Both I and II
4 None of the above
CHXII02:SOLUTIONS

319392 Solubility of gas in liquid depends upon
I. the nature of solute and solvent
II. Temperature
III. Pressure
Choose the correct option

1 Only I
2 Only II
3 Only III
4 All of these
CHXII02:SOLUTIONS

319389 \({{\rm{H}}_{\rm{2}}}{\rm{S}}\) gas is used in qualitative analysis of inorganic cations. Its solubility in water at STP is \({\rm{0}}{\rm{.195}}{\mkern 1mu} {\mkern 1mu} {\rm{mol}}{\mkern 1mu} {\mkern 1mu} {\rm{k}}{{\rm{g}}^{{\rm{ - 1}}}}\). Thus, Henry’s law constant is \(\left( {{\rm{in}}{\mkern 1mu} {\mkern 1mu} {\rm{atm}}{\mkern 1mu} {\mkern 1mu} {\rm{mola}}{{\rm{l}}^{{\rm{ - 1}}}}} \right)\) for \({{\rm{H}}_{\rm{2}}}{\rm{S}}\) is :

1 \({\rm{2}}{\rm{.628 \times 1}}{{\rm{0}}^{{\rm{ - 4}}}}\)
2 5.128
3 0.185
4 \({\rm{3}}{\rm{.826 \times 1}}{{\rm{0}}^{\rm{3}}}\)
CHXII02:SOLUTIONS

319390 Ratio of \({{\rm{O}}_{\rm{2}}}\,\,{\rm{and}}\,\,{{\rm{N}}_{\rm{2}}}\) in the air is \(1:4\). Find out th ratio of solubilities in terms of mole fraction of \({{\rm{O}}_{\rm{2}}}{\mkern 1mu} {\mkern 1mu} {\rm{and}}{\mkern 1mu} {{\rm{N}}_{\rm{2}}}\) dissolved in water at atmospheric pressure and room temperature.
\(\left[ {\begin{array}{*{20}{l}}{{{\rm{K}}_{\rm{H}}}\left[ {{{\rm{O}}_{\rm{2}}}} \right]{\rm{ = 3}}{\rm{.30 \times 1}}{{\rm{0}}^{\rm{7}}}{\mkern 1mu} {\mkern 1mu} {\rm{torr}}}\\{{{\rm{K}}_{\rm{H}}}\left[ {{{\rm{N}}_{\rm{2}}}} \right]{\rm{ = 6}}{\rm{.60 \times 1}}{{\rm{0}}^{\rm{7}}}{\mkern 1mu} {\mkern 1mu} {\rm{torr}}}\end{array}} \right]\).

1 \(1:2\)
2 \(2:1\)
3 \(1:1\)
4 None of these
CHXII02:SOLUTIONS

319391 Which of the following statements is/are true?
I. Different gases have different \({{\rm{K}}_{\rm{H}}}\) values at the same temperature.
II. \({{\rm{K}}_{\rm{H}}}\) is a function of the nature of the gas.
Choose the correct option.

1 Only I
2 Only II
3 Both I and II
4 None of the above
CHXII02:SOLUTIONS

319392 Solubility of gas in liquid depends upon
I. the nature of solute and solvent
II. Temperature
III. Pressure
Choose the correct option

1 Only I
2 Only II
3 Only III
4 All of these
CHXII02:SOLUTIONS

319389 \({{\rm{H}}_{\rm{2}}}{\rm{S}}\) gas is used in qualitative analysis of inorganic cations. Its solubility in water at STP is \({\rm{0}}{\rm{.195}}{\mkern 1mu} {\mkern 1mu} {\rm{mol}}{\mkern 1mu} {\mkern 1mu} {\rm{k}}{{\rm{g}}^{{\rm{ - 1}}}}\). Thus, Henry’s law constant is \(\left( {{\rm{in}}{\mkern 1mu} {\mkern 1mu} {\rm{atm}}{\mkern 1mu} {\mkern 1mu} {\rm{mola}}{{\rm{l}}^{{\rm{ - 1}}}}} \right)\) for \({{\rm{H}}_{\rm{2}}}{\rm{S}}\) is :

1 \({\rm{2}}{\rm{.628 \times 1}}{{\rm{0}}^{{\rm{ - 4}}}}\)
2 5.128
3 0.185
4 \({\rm{3}}{\rm{.826 \times 1}}{{\rm{0}}^{\rm{3}}}\)
CHXII02:SOLUTIONS

319390 Ratio of \({{\rm{O}}_{\rm{2}}}\,\,{\rm{and}}\,\,{{\rm{N}}_{\rm{2}}}\) in the air is \(1:4\). Find out th ratio of solubilities in terms of mole fraction of \({{\rm{O}}_{\rm{2}}}{\mkern 1mu} {\mkern 1mu} {\rm{and}}{\mkern 1mu} {{\rm{N}}_{\rm{2}}}\) dissolved in water at atmospheric pressure and room temperature.
\(\left[ {\begin{array}{*{20}{l}}{{{\rm{K}}_{\rm{H}}}\left[ {{{\rm{O}}_{\rm{2}}}} \right]{\rm{ = 3}}{\rm{.30 \times 1}}{{\rm{0}}^{\rm{7}}}{\mkern 1mu} {\mkern 1mu} {\rm{torr}}}\\{{{\rm{K}}_{\rm{H}}}\left[ {{{\rm{N}}_{\rm{2}}}} \right]{\rm{ = 6}}{\rm{.60 \times 1}}{{\rm{0}}^{\rm{7}}}{\mkern 1mu} {\mkern 1mu} {\rm{torr}}}\end{array}} \right]\).

1 \(1:2\)
2 \(2:1\)
3 \(1:1\)
4 None of these
CHXII02:SOLUTIONS

319391 Which of the following statements is/are true?
I. Different gases have different \({{\rm{K}}_{\rm{H}}}\) values at the same temperature.
II. \({{\rm{K}}_{\rm{H}}}\) is a function of the nature of the gas.
Choose the correct option.

1 Only I
2 Only II
3 Both I and II
4 None of the above
CHXII02:SOLUTIONS

319392 Solubility of gas in liquid depends upon
I. the nature of solute and solvent
II. Temperature
III. Pressure
Choose the correct option

1 Only I
2 Only II
3 Only III
4 All of these
CHXII02:SOLUTIONS

319389 \({{\rm{H}}_{\rm{2}}}{\rm{S}}\) gas is used in qualitative analysis of inorganic cations. Its solubility in water at STP is \({\rm{0}}{\rm{.195}}{\mkern 1mu} {\mkern 1mu} {\rm{mol}}{\mkern 1mu} {\mkern 1mu} {\rm{k}}{{\rm{g}}^{{\rm{ - 1}}}}\). Thus, Henry’s law constant is \(\left( {{\rm{in}}{\mkern 1mu} {\mkern 1mu} {\rm{atm}}{\mkern 1mu} {\mkern 1mu} {\rm{mola}}{{\rm{l}}^{{\rm{ - 1}}}}} \right)\) for \({{\rm{H}}_{\rm{2}}}{\rm{S}}\) is :

1 \({\rm{2}}{\rm{.628 \times 1}}{{\rm{0}}^{{\rm{ - 4}}}}\)
2 5.128
3 0.185
4 \({\rm{3}}{\rm{.826 \times 1}}{{\rm{0}}^{\rm{3}}}\)
CHXII02:SOLUTIONS

319390 Ratio of \({{\rm{O}}_{\rm{2}}}\,\,{\rm{and}}\,\,{{\rm{N}}_{\rm{2}}}\) in the air is \(1:4\). Find out th ratio of solubilities in terms of mole fraction of \({{\rm{O}}_{\rm{2}}}{\mkern 1mu} {\mkern 1mu} {\rm{and}}{\mkern 1mu} {{\rm{N}}_{\rm{2}}}\) dissolved in water at atmospheric pressure and room temperature.
\(\left[ {\begin{array}{*{20}{l}}{{{\rm{K}}_{\rm{H}}}\left[ {{{\rm{O}}_{\rm{2}}}} \right]{\rm{ = 3}}{\rm{.30 \times 1}}{{\rm{0}}^{\rm{7}}}{\mkern 1mu} {\mkern 1mu} {\rm{torr}}}\\{{{\rm{K}}_{\rm{H}}}\left[ {{{\rm{N}}_{\rm{2}}}} \right]{\rm{ = 6}}{\rm{.60 \times 1}}{{\rm{0}}^{\rm{7}}}{\mkern 1mu} {\mkern 1mu} {\rm{torr}}}\end{array}} \right]\).

1 \(1:2\)
2 \(2:1\)
3 \(1:1\)
4 None of these
CHXII02:SOLUTIONS

319391 Which of the following statements is/are true?
I. Different gases have different \({{\rm{K}}_{\rm{H}}}\) values at the same temperature.
II. \({{\rm{K}}_{\rm{H}}}\) is a function of the nature of the gas.
Choose the correct option.

1 Only I
2 Only II
3 Both I and II
4 None of the above
CHXII02:SOLUTIONS

319392 Solubility of gas in liquid depends upon
I. the nature of solute and solvent
II. Temperature
III. Pressure
Choose the correct option

1 Only I
2 Only II
3 Only III
4 All of these