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Calculate the equilibrium constant K at 25 degrees for the reaction Fe+Cd2+9aq) ---> Fe2+(aq) +Cd(s) where E cell = 0
Alkenes can be hydrated to form alcohols by: (1) hydroboration followed by oxidation with alkaline hydrogen peroxide; (2) acid-catalyzed hydration
calculate the pH of the solution that results when 40.0 mL of 0.100 M NH3 is mixed with 20.0 mL of 0.100 M HCl solution
Part A: Thymolphthalein is an indicator that changes color over a range from pH = 9.3 to pH = 10.5 . What is Ka of thymolphthalein. Part B: Alizarin yellow R, Ka=7.9x10^-12
When 1.0 g of gasoline burns, 11500 calories of energy are given off. If the density of gasoline is 0.74 g/mL, how many kilocalories of energy are obtained from 1.1 gallons of gasoline?
A container holds equal masses of methane gas (molar mass 16.05 g/mol) and oxygen gas (O2, 32.00 grams/mol) The partial pressure of CH4 is how many times the partial pressure of O2?
The water level in the Carbon dioxide collection cylinder is higher than the water(H2O) level outside the cylinder.Is the wet carbon dioxide gas pressure greater or less than atmospheric pressure.
At 25C, H2O2 decomposes according to the following equation. 2H2O2(aq) => 2H2O (l) + O2(g) .55V
The average concentration of strontium ion in seawater is 8.00 mg of strontium ion per kg of seawater. What is the molarity of the strontium ion if the density of the seawater is 1.025 g/mL.
Calculate the volume of carbon dioxide at 20.0C and .950 atm produced from the complete combustion of 2.50 kg of methane. Compare your result with the volume of CO2 produced from the complete combustion of 2.50kg of propane (C3H8)
Complete and balance the following equation Write the ionic equation and net ionic equation. Indicate spectator ions and determine if a precipatie would form. (NH4)2C03(aq)+CaCl2
Draw all the possible Newman projections of bromoethane. The rotational energy barrier about the C-C bond is 3.7kcal/mole. What is the energy cost of eclipsing a C-H and C-Br bond?
Calculate the resulting concentration of triiodide ions in the acidified solution.
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