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A certainly gaseous solute dissolves in water, evolving 12.0 kJ of heat. Its solubility at 25 C and 4.00 atm is 0.0200 M. Would you expect the solubility to be greater than 0.0200 M at: a. 5 C and 6 atm? b. 50 C and 2 atm? c. 20 C and 4 atm? d. 25 C and 1 atm?
what volume of oxygen measured at 0.891atm and 18 degrees celsius is needed to burn completely 4.18l of butane measured
when separated from a water solution cuso4 forms a hydrate with 5 water molecules per formula unit. if 36 g of
A) A saturated solution of metal hydroxide, M(OH)2, has a pH of 10.05. Calculate the molar solubility and the Ksp for this metal hydroxide. M(OH)2 (s) M2+ + 2OH- (aq) B) What is the molar solubility of this metal hydroxide in 0.10 M M(NO3)2
What is the nickel ion concentration in a solution prepared by mixing 389 mL of 0.428 M nickel nitrate with 467 mL of 0.323 M sodium hydroxide
Draw the structures of and label as the major and minor dehydrohalogenation products of reaction between 2-bromo-2-methylbutane with sodium ethoxide in ethanol.
An aqueous solution contains a mixture of Cl- and I-. A buret is used to slowly add a solution of Ag+. Will AgCl or AgBr precipitate first
A 11.0-L helium tank is pressurized to 26.0 atm. When connected to this tank, a balloon will inflate because the pressure inside the tank is greater than the atmospheric pressure pushing on the outside of the balloon.
The mixture was stirred, causing all of the sample to dissolve. The excess HCl in the solution required 94.9 mL of 0.128 M NaOH for complete neutralization in a titration. What was the molecular formula of the white substance
For the reaction A + B C, the rate constant at 215 degrees C is 5.0 X 10^-3 and the rate constant at 452 degrees C is 1.2 X 10^-1 a) What is the activation energy in kJ/mol?
What is the empirical formula of cyclopentane? If the molar mass of cyclopentane is 70.1 g/mol, what is its molecular formula?
identify the following as characteristic of a solution, colloid, or suspension: a)particles of this mixture remain inside a semipermiable membrane, but pass through filters. b)the particles of solute in this mixture are very large and visible.
Without a catalyst, a different reaction predominates: 4NH3(g) + 3O2(g) ? 2N2(g) + 6H2O(g) When 0.0230 mol gaseous NH3 and 0.0250 mol gaseous O2 are placed in a 1.00 L container at a certain temperature, the N2 concentration at equilibrium is 2.20..
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