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The Henry's Law constant of methyl bromide, CH3Br, is k = 0.159 mol/(L • atm) at 25°C. What is the solubility of methyl bromide in water at 25°C and at a partial pressure of 250. mm Hg?
To the alchemists, gold was the material representation of purity. It is a very soft metal that can be hammered into extremely thin sheets. If a 1.07 g piece of gold is hammered into a sheet whose area is 30.0 ft2,
A particular brand of gasoline has a density of 0.737 g/mL. How many grams of this gasoline would fill a 15.6 gal tank?
Calculating the rate of disappearance of HCl, The rate of disappearance of HCl was measured for the following reaction
How many grams of Fe(NO3)3 · 9 H2O are required to prepare 300.0 mL of a 0.249 M solution of Fe(NO3)3 · 9 H2O?
calculate the number of moles of gaseous N2 contained in a sample of 300 ml of gas saturated with water vapour at 25 degree celcius and 95 kPa.
Calculate the initial rate of the NO reduction at 1100 K if 400.00 mg of NO and 600.00 mg of H2 are confined to a 5.00 L reaction vessel.
A modern chealting agent used for this purpose is succimer (C4H6O4S2). Suppose you are trying to determine the appropriate dose for succimer treatment of lead poisoning.
The solubility of oxygen in lakes high in the Rocky Mountains is affected by the altitude. If the solubility of O2 from the air is 2.67 × 10-4 M at sea level and 25°C.
calculate the molality of a solution prepared by dissolving 19.9 grams of KCl in 750.0 mL of water
How many grams of ammonium sulfate can be produced if 30.0 mol of H2SO4 react with excess NH3 according to the equation 2NH3(aq) + H2SO4(aq) => (NH4)2SO4(aq).
A piece of metal with a mass of 151 g is placed in a 50 mL graduated cylinder. The water level rises from 20. mL to 35 mL. What is the density of the metal?
C4H10(g) + O2(g) CO2(g) + H2O(g) Consider the above unbalanced equation. What volume of O2 at 555 mm Hg and 56.0°C is required to produce 285 mL of CO2 at 780. mm Hg and 131°C?
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