Multiple Choice
Calculate the mass of oxygen (in mg) dissolved in a 5.00 L bucket of water exposed to a pressure of 1.13 bar of air. Assume the mole fraction of oxygen in air to be 0.21 and the Henry's law constant for oxygen in water at this temperature to be 1.3 × 10-3 mol L-1 bar-1.
A) 49.4 mg
B) 23.5 mg
C) 9.87 mg
D) 27.3 mg
E) 13.7 mg
Correct Answer:
Verified
Correct Answer:
Verified
Q46: A solid can be purified through which
Q47: Match the following.<br>-0.020 mol kg<sup>-1</sup> NH<sub>4</sub>Cl<br>A)solution of
Q49: Determine the solubility of CO<sub>2</sub> in soda
Q50: A solution is prepared by dissolving 21.0
Q52: Choose the aqueous solution that has the
Q54: Calculate the vapour pressure of pure water
Q55: Determine the freezing point depression of a
Q56: Calculate the freezing point of a solution
Q80: What mass of CuCl<sub>2</sub> is contained in
Q106: A solution is 2.25% by weight NaHCO<sub>3</sub>.How