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What is the pH of a solution that is 0.20 M HC2H3O2 and 0.40 M NaC2H3O2? Ka for acetic acid 1.8 x 10-5. Explain
a chloroform solution of caffeine c8h10n4o2 contains concentration of 0.0868 m . compute mole fraction of
An element has three naturally occurring isotopes, calculate the percent abundance and the atomic mass
When 2.00 moles of H2O react, how many grams of NH3 are produced?
2-methyl-2-butene and 2-methyl-1-butene with Br2 in CH2Cl2
Draw out the mechanism for the synthesis of aspirin but do not use the acid catalyst. is a green chemistry synthesis using a metal catalyst and how the mechanism would go. The reactants are salicylic acid and acetic anhydride.
Determine the volume(mililiters) required to prepare 200.0ml of a 0.250M KNO3 solution from a 6.00M KNO3
how many possibilities are there to assort the billiard balls in a line include the white cue ball? how many
determine how many grams of potassium sulfate can be formed from 150.0 grams of potassium hydroxide with sufficient
calculate th volume of a chlorine solution ( in milliliters) a homeowner should add to her swimming pool if the solution contains 8.00 percent chlorine by mas and there are 5.63 x 10^4 gallons of water in the pool (1 gal = 3.79; density of liquids..
prove from the first principles and basic material balance considerations that the chemical potentials of two phases at
Calculate the work, w, and energy change, ?Urxn, when 20.51 g of Cu2O(s) is oxidized at a constant pressure of 1.00 bar and a constant temperature of 25°C.
If the desalination plant wants to produce 1400.0 gallons of drinking water per day, how many gallons of brine must the plant take in per day. The density of fresh water is 1.000 g/cm3. The density of brine is 1.025 g/cm3. What mass of waste brine..
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