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A 0.15 M solution of chloroacetic acid has a pH of 1.86 What is the value of Ka for this acid
The colors of the acid and base forms of the indicator bromocresol green are yellow and blue, respectively, and its pKa is 4.6. What color would be expected for the indicator in a solution of pH 6.0 and in a solution of pH 4.8?
Suppose that you have a reaction vessel containing an equilibrium mixture of CO(g), O2(g), and CO2(g). Under the following conditions, will the amount of CO increase, decrease, or remain the same?
Chlorine gas can be produced commercially by passing an electric current through a con- centrated solution of sodium chloride (brine).
What is the potential of a galvanic cell made up of Zn/Zn^2+ and Cu/Cu^2+ half-cells at 25 C if [Zn^2+] = 0.25M and [Cu^2+] = 0.15M?
The molar heat capacities of iron and gold are 25.19 J/(mol c) and 25.41 j(mol c). what is the final temp of the water and the pieces of metal
Identify the substance produced in the liver that helps catalyze this reaction.
Determination of the partial pressures of the gases - Find the partial pressure of each of these gases in the final product mixture.
A fuel with the potential to supplement if not replace gasoline, formed from the fermentation of surgars by the action of yeasy is called
Show a completely different, good way to make product B above, starting from benzene. The method should not involve halogenations of the ring.
The fluorocarbon C2Cl3F3 has a normal boiling point of 47.6°C. The specific heats of and C2Cl3F3(g) are 0.91 J/gK and 0.67 J/gK, respectively. The heat of vaporization of the compound is 27.49 kJ/mol.
Water/methanol and water/acetone are viable solvent systems for recrystallization, but water/chloroform and water/pentane are not
the change in energy of each system and also of the composite system. the change in entropy of each system an also of the composite system.
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