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The vapor pressure of CCl3F at 300 K is 856 torr. If 12.0g of CCl3F is enclosed in a 1.0 L container, what mass of liquid will be present?
Polonium crystals have a simple cubic unit cell. If the edge length of a unit cell is 310. pm, what is the radius a polonium atom
What is the molar mass of 1.00-g sample of gas that occupies a volume of 750 mL at a pressure 725. mm Hg and a temperature of 27.0°C?
you have a solution of sodium nitrate containing 140 g at 65 degrees celcius. how many additional grams of solute must
Draw complete Lewis structure for following condensed structural formula. (CH3CH2)CO
Explain how a competitive inhibitor inhibits an enzyme and how the effect is different from that of an irreversible inhibitor.
A sample of hydrogen occupies a volume of 1.20 liters at a pressure of 425 kilapascals. If the temperature of the gas is constant, what would the new volume of the gas be at 615 kilapascals?
Chloroform is an excellent solvent for extracting caffeine from water. KD = 9 for caffeine in chloroform-water at 25 degrees celecius. What weight of caffeine would be recovered from a solution of 4.0 g caffeine in 100 mL water by a single extract..
how much dry solute would you take to prepare each of the following soluions from the dry solute and the solvent? Part A. 124ml of 0.555M KCl. Part B 10g of .530m KCl. Part C 107g of 5.4% KCl solution by mass.
Write a net ionic equation for the reaction between aqueous solutions of perchloric acid and rubidium hydroxide.
calculate the flow rate of solution B needed to concetrate 300 ibm/hr of 55% H2SO4 (solution A) and the resulting flow rate of solution C
Consider the following system which has been shown to be spontaneous at 298K and select the true statement below. the ?S for the system is predicted to be negative, so therefore the ?S for the surroundings must be positive to a greater extent so tha..
Draw the structures of the following amines and classify each as 1 degree, 2 degree, 3 degree, or 4 degree amine. Include Hydrogen Atoms.
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