Calculate the mole fraction of solute at this temperature
A saturated solution contains 167 g AgClO4 in 30 ml of water in 25 C. What is the solubility in g solute/(100 g H20)? Calculate the mole fraction of solute at this temperature.
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A 14.0-g sample of CaCl2 is dissolved in 112 g of water, with both substances at 25.0°C. Calculate the final temperature of the solution assuming no heat lost to the surroundings and assuming the solution has a specific heat capacity of 4.18 J
An unknown amount of water is mixed with 370mL of a 6M solution of NaOH solution. A 75mL sample of the resulting solution is titrated to neutrality with 50.7mL of 6M HCl. Calulate the concentration of the diluted NaOH solution.
You develop the plate using carbon tetrachloride, CCl4. Which of the 4 substances should have the largest Rf value? Which the smallest? Explain why.
A zero-order reaction has a constant rate of 3.50×10-4 . If after 40.0 seconds the concentration has dropped to 6.50×10-2, what was the initial concentration?
Which of the following reaction mechanisms proceeds with inversion of configuration at a stereogenic center?
A gas is collected over water at a certain temperature. The total pressure is 762 torr. The vapor pressure of water at this temperature is 17 torr. what is the partial pressure of gas collected ?
If 15.0g of a gas dissolves in 1.00 L of water at 110kPa,what mass will dissolve at 101.325kPa?The solubility of an unknown gas is 1.20 g/L at 1.00 atm. What is the solubility of the gas at 1.52 atm?
N2(g) + 3H2(g) ---->2NH3(g) is 1.7x 10^2. Is the reaction mixture at equllibrium? If not, what is the direction of the net reaction?
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