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The ksp for Al(OH)3 is 1.9*10^-33. what is the pH of a sauturated solution of Al(OH)3. ignore any hydrolysis
a nonelectrolyte of 558.9 grams are fully dissolved in sufficient h2o to produce an aqueous solution of 2.50 litres at
Titration of 80 ml of unknown concentration of H3PO4 requires 126ml of 0.128M KOH. What is the concentration of H3PO4?
We wish to prepare a buffer of pH 10 using common laboratory reagents. How many mL of 6M HCl would we have to add to a solution prepared by adding 100 mL of 15M NH3 to 200 mL of water?
Calculate the number of moles of cyclopentadiene and maleic anhydride which you will use in your experiment. Explain why we use excess of cyclopentadiene and do the reaction at 0 °C?
The chlorination of propane yields 4 different dichloropropanes of formula C3H6Cl2. Using the following information to identify dichloropropanes A,B,C,D.
Draw the radial probability distribution function of a 8f orbital. And may you please explain what a radial probability distribution is and how to draw one for any orbital? Thank you!
when the explosion destroys the bomb casing the gas is released into the atmosphere where it reaches a pressure of 1.00 atm. what is the volume of the gas after the explosion? assume constant temperature and number of moles.
If 3.55 g of CuSO4 are dissolved in 925 mL of 0.30 M NH3, what are the concentrations of Cu2+, Cu(NH3)42+, and NH3 at equilibrium Kf, Cu(NH3)42+= 1.1 x 1013 . Assume that most of the Cu2+ is converted to the complex since K is a very large number...
Calculate the enthalpy of solution in kilojoules per mole of solute. Enter your answer numerically in kilojoules per mole of solute.
A 25.00 mL portion of 0.100M Ag+ is added to a solution containing 0.0010 mole of Cl-. This solution is then titrated with 0.0500M SCN- to the end point. Calculate the volume of SCN- is required for the titration.
Which of the following involve an increase in the entropy of the system?
The equilibrium constant, Kc for the reaction: Ni(s) + 4CO(g) Ni(CO)4(g) is 5.0 × 104 at 25°C. What is the equilibrium constant for the following reaction? Ni(CO)4(g) Ni(s) + 4CO(g)
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