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There is 10g/L of carboxylic acid in boiling water. What is the minimum amount of boiling water needed to dissolve a 3.325 g sample?
A 100 ml sample of 0.10 M Ca(OH)2 is titrated with 0.10 M HBr. Determine the pH the solution after the addition of 300.0 ml HBr
For the reaction NO(g) + 1/2O2(g) NO2(g) at 750 Celcius, What is the relationship between Kc and Kp. If the Kp =4.213x10^-6, what is the Kc
determinenbsp the pressure in atm inside the can if a metal can of 1.00 qt contains 0.150 grams of helium at a
You are given an unkown acid H2A, which has two acidic protons per molecule. A 0.954-gram sample of this acid is titrated with .509M NaOH; complete neutralization of the acid requires 36.04mL of base, Find the molar mass of H2A.
What is the change in energy for a constant pressure process where H = 23 J and 11 J of work are performed on the system? Hint: What is enthalpy equal to when pressure is constant
How many moles of isopentyl acetate are there in 1 g of isopentyl acetate...1 mL of isopentyl acetate
Acid rain over the Great Lakes has a pH of about 4.5. Acid rain over of the West Coast has a pH of 5.3. How many times more concentrated is the acid in rain over the Great Lakes?
A calorimeter contains 28.0 mL of water at 12.0C. When 2.00 g of X (a substance with a molar mass of 47.0 g/mol) is added, it dissolves via the reaction
As food manufacturers add vinegar to food preparations to make them tart, rather than pure acetic acid,
a gaseous mixture of and contains 34.8 nitrogen by mass. what is the partial pressure of oxygen in the mixture if the
Why would it not be useful to just use pure ethanol or pure ethylene glycol as an antifreeze since their normal freezing points are -114.1oC and -12oC respectively
use the van der waals equation to calculate the pressure of 4.21L CO(g) at 300°C. (a= 1.472 bar L^2mol^-2 and b=0.0395L mol^-1)
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