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7 solutions

Henry's Law

Q. Calculate the mass of oxygen (in mg) dissolved in a 5.00 L bucket of water exposed to a pressure of 1.13 atm 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 M/atm. A) 27.3 mg B) 23.5 mg C) 13.7 mg D) 49.4 mg E) 47.0 mg

Solved • Jul 15, 2019

Henry's Law

Q. Determine the Henry's law constant for ammonia in water at 25°C if an ammonia pressure of 0.022 atm produces a solution with a concentration of 1.3 M. A) 35 M/atm B) 59 M/atm C) 0.038 M/atm D) 0.017 M/atm E) 0.029 M/atm

Solved • Jul 15, 2019

Henry's Law

Q. Determine the partial pressure of oxygen necessary to form an aqueous solution that is 4.1 × 10^-4 M O2 at 25°C. The Henry's law constant for oxygen in water at 25°C is 1.3 × 10^-3 M/atm. A) 0.24 atm B) 1.9 atm C) 0.32 atm D) 0.53 atm E) 0.77 atm

Solved • Jul 15, 2019

Henry's Law

Q. The Henrys Law constant for CO2 is 3.6x10-2 M/atm at 25oC. What pressure (jn atm) of carbon dioxide is needed to maintain a CO2 concentration of 0.083 M in a can of lemon lime soda?

Solved • Jun 25, 2019

Henry's Law

Q. At 4oC and 1.00 atm as much as 0.0641 g of O2 can dissolve in 1 L of water. At 4oC and 5.20 atm, how many grams of O2 dissolve in 1 L of water

Solved • Jun 25, 2019

Henry's Law

Q. 31) An increase in the temperature of the solution usually 32) KBr does not dissolve well in nonpolar solvents because

Solved • Jun 14, 2019

Henry's Law

Q. In which case should CO2(g) be more soluble in water? a) The total pressure is 5 atm and the partial pressure of CO2 is 1 atm b) The total pressure is 3 atm and the partial pressure of CO2 is 3 atm c) The total pressure is 1 atm and the partial pressure of CO2 is 0.5 atm a) The total pressure is 1 atm and the partial pressure of CO2 is 0.03 atm

Solved • Jun 14, 2019