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if the barometric pressure is 741 mmHg, and if h = 53. 0 mm, what is the pressure of the gas, expressed in atm and in kilopascals, if the substance in the tube is mercury having a density of 13.6 g/mL. If we replace the mercury with water, what will be the value of "h" assuming the gas pressure and barometric pressure are the same? density of water is 1.00 g/mL
Determine the formation constant, Kf, of AC5. The solubility of AB(s) in a 1.000-M solution of C(aq) is found to be 0.166 M. What is the Ksp of AB?
calculate the pH of a soluion created by mixing 389.5 mL of .182 M HC4H7O2,
suppose that 2.00L of solution are made from 150. mg of citric acid, C6H8O7, A. what is the molar mass of citric acid? B. what is the molarity of citric acid in the solution?
the reaction of concentrated hydrochloric acid with zinc metal -the reaction of solid strontium carbonate with nitric acid
How many grams of MnSO4 can be prepared from the reaction of 15.0 g of KMnO4 with 22.6 g of H2SO3.
sodium acetate buffer before and after the addition of a) .0070 moles KOH and b) .0070 moles HBR a strong acid. Assume volume remains constant
Sodium bisulfite solution is added to an experiment at the end in order to destroy the unreacted bromine. What reaction is occuring here? Is HSO3- acting as an oxidizing or reducing agent? Write a balanced equation.
A steel cylinder of oxygen has a volume of 20.0 L at 22degrees C at 35 atm. What is the volume at STP? How many mol of oxygen
Distilled water in the same tube gave a reading of +0.016 degrees. Calculate the specific rotation for the compound.
What are the methods of Atomic absorption to detect unknown solution
The surface area of 100 g of glucose > than that of 1 g. give explanation why the solubility does not increase with the amount of solid deposited at the bottom of the flask?
Calculate the mass of sugar (C12H22O11) that must be dissolved in 700 g of water to prepare 20% sugar solution
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