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A) A solution that is 6.5x10^-2 M in potassium propionate (C2H5COOK or KC3H5O2) and 9.0x10^-2 M in propionic acid (C2H5COOH or HC3H5O2)
B) A solution that is 8.0x10^-2 M in trimethylamine, (CH3)3N, and 0.10 M in trimethylammonium chloride, (CH3)3NHCl
C) A solution that is made by mixing 50.0 mL of 0.16 M acetic acid and 50.0 mL of 0.20 M sodium acetate
What is the formula and molarity of the salt produced by the reaction of 17 mL of 0.33 M H2SO4 and 44 mL of 0.23 M Sr(OH)2
As a food chemist for a major potato chip company, you are responsible for determining the salt content of new potato chips products for the packaging label.
Both pieces are placed in a calorimeter whose heat capacity is negligible. What is the final temperature inside the calorimeter (c of copper = .387 J/gK)
The enthalpy of combustion of benzoic acid is commonly used as the standard for calibrating constant-volume bomb calorimeters; its value has been accurately determined to be 3226.7kJ/mol.
The Kb of methylamine is 4.4*10^-4. What is the pH of a 0.35 M solution of methylamine? a. 10.19 b. 3.81 c 12.09 d. 1.91 e. 11.56
Organic hydrogenation reactions, in which H2 and an "unsaturated" organic compound combine, are used in the food, fuel, and polymer industries.
An industrial chemist 2.00 moles each of h2 and co2 in a 2.00 L container at constant temperature of 800 degree celcuis. this reaction occurs:
The final temperature of the water and the carbon is 59.02 C. Calculate the specific heat of carbon. The specific heat of water is 4.18 J/g C.
a graduated cylinder contains 18.5 of water. what is the new water level after 32.0 of silver metal with a density of
How many hours will it take to produce 47.0 kg of Al metal by the reduction of Al3+ in an electrolytic cell using a current of 487 amps
Find the equation for work of a reversible isothermal compression of 1mol of a gas in a piston cylinder assembly if the molar volume of the gas is given by V = [(RT)/P] + b; where R and b are positive constants.
How many mL of boiling water would it take to dissolve 23g of caffeine? If the solution was cooled to 25?C, how many grams of caffeine would recrystallize out
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