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A saturated solution of Ag2CrO4 prepared by dissolving solid Ag2CrO4 in water has [CrO4]= 6.5x10^-5M. Calculate Ksp for Ag2CrO4.
Calculate the solubility of Ca(OH)2 in a 0.469M CaCl2 solution at 31°C, given that the Ksp of Ca(OH)2 is 4.96 x 10-6 at that temperature. Give your answer in milli Molar units
In what direction do the functions point? What orbitals are"left" unused on the C atom?
The rate constant of a reaction increases by a factor of 2 when the temperature is increased by 10C above room temperature (25C). Calculate the activation energy for this reaction.
Calculate the wavelength in nanometers of the spectral line in the visible spectrum of hydrogen for which n1 = 2 and n2 = 3. What color is this line?
An automobile engine requires a carburetor or fuel inector to mix the fuel with air. The fuel and air must be mixed in a particlar ratio to achieve maximum efficiency in the combustion of the fuel.
compute the water volume that is released upon its total metabolism to carbon dioxide and H 2 O, taking into account any oxidative phosphorylation that might occur.
calculate the kg mix- ture from the mixer, kg water evaporated, and kg jam produced.
Assume that liquid water forms item 5. Write a formula equation for the reaction that shows the physical states of all compounds?
What mass of ethylene glycol, HOCH2CH2OH, must be dissolved in 4.510 kg of water to result in a freezing point of 18.0°C? What is the boiling point of the same solution?
If 2 x 10-4 moles of S2O82- in 50 mL solution are consumed in 188 seconds, what is the rate of consumption of S2O82-
What is the exact alkalinity of a water that contains 0.6580 mg/L of bicarbonate, as the ion, at a pH of 5.66? No carbonate is present.
A biochemical engineer isolates a bacterial gene fragment and dissolves a 10mg sample in enough water to make 30ml of solution. the osmotic pressure of the solution is .340 torr at 25 degrees C. the molar mass of the gene fragment is 1.81x10^4 g/m..
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