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The original molarity of a solution of formic acid with a Ka of 1.7x10^-4. Its pH is 4.52 at equilibrium is _____ mol/L?
When too much H2CO3 is in the blood, the enzyme carbonic anhydrase catalyzes the conversion of carbonic acid, H2CO3, to carbon dioxide, CO2, and water, H2O.
how does the strngth of the attraction between water molecules and sodium and chloride ions compare with the strength
The concentration of sulfuric acid in the lead-storage battery of an automobile over a period of time has decreased from 38.0 % by mass (density of 1.29g/mL) to 26.0 percent by mass(1.19g/mL). Assume the volume of the acid remains constant at 724 ..
Calculate molar concentration of a 4.50 l solution that contains 35.5 g of dissolved sodium hydrogen carbonate. Why should solute be added to water rather than water added to solute.
a gas occupying a volume of 810. ml at a pressure of 0.970 atm is allowed to expand at constant temperature until its
Determine the boiling point of a solution of 22.5 g of fructose, C6H12O6 , in 294 g of phenol.
How many grams of sodium succinate (MW=140 g/mol) and disodium succinate (MW=162 g/mol) must be added to 1L of water to produce a solution with pH=6.0 and a total solute concentration
Calculate the concentrations of C2H2O4, C2HO4, C2O42-, and H+ ions in a 0.19 M oxalic acid solution.
A microwave oven operates at 2.40 GHz. What is the wavelength of the radiation produced by this appliance? in nano meters
An organic mixture weighing 2.416 grams contains inert materials and benzoic acid. The benzoic acid is extracted into 100.0 mL of 0.1513M NaOH. After extraction
Organic Chemistry-In the mass spectrum of butylbenzene, the base peak occurs at m/z
Which of the following signs on q and w represent a system that decreases in volume and causes the surroundings to get hotter
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