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What is the ksp value of potassium hydrogen tartrate at 10 degree celsius (oc), 22oc, 35oc and 50oc? What is the enthalpy and entropy values of dissolution of potassium hydrogen tartrate?
what volume of 0.150m hclo4 solution is needed to neutralize 54.00ml of 8.80times10-2 m naoh?nbspwhat volume of 0.120m
By plotting these data in a suitable fashion, determine whether the Clausium-Clapeyron equation is accurate. If so, use your plot to determine ΔHvap for C6F6.
At 760K, 85% of a sample of cyclopropane changes to propane in 79.0min. Calculate the value of the rate constant for this reaction. All isomerization reactions are first-order.
Chlorine forms a number of oxides with the following oxidation numbers: +1,+3,+4,+6 &+7.Write formula for each of these compounds.
What is the pH of a solution which is 0.0400 M in formic acid, HCO2H, and 0.0600 M in sodium formate
A solution of lactic acid, HC3H5O3, on a laboratory shelf was of undetermined concentraton. If the pH of the solution was found to be 2.51, what was the concentration of the lactid acid?
nitric acid is usually purchased in concentrated form with a 70.3% HNO3 concentration by mass and a density of 1.14% g/ml. How much of the concentrated stock solution in milliliters should you use to make 2.5L of 0.500 M HNO3.
Express the concentration of a 0.0720 M aqueous solution of fluoride, F-, in mass percentage and in parts per million
calculate the distance (m) that a molecule of He would diffuse under the same conditions for the same period of time.
When 1.555g of this compound (molar mass=130.13g/mol) was burned in a bomb calorimeter, the temperature of the calorimeter (including its contents) rose by 7.429 degrees celsius. What is the heat capacity (calorimeter constant) of the calorimeter
Using the Nernst equation calculate the cell voltage for: Fe(s) + Cd2+(aq) ? Fe2+(aq) + Cd(s) when the [Fe2+] = 0.17 M and [Cd2+] = 1.1 M. Potentially useful information: Fe2+ + 2e
A 515- sample of unknown solution reacts completely with to form 20.1 . What was the concentration of the solution?
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