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Problem- A.) Write out the dissolution reaction and calculate the Ksp for lead(II) phosphate which has a molar solubility of 6.2x10^-7 M. B) Calculate the molar solubility of solid calcium phosphate (Ksp= 1.3x10^-32) in 0.2 M sodium phosphate.
Solve the above problem in detail no word count
A compound with molecular formula C9H12O has strong infrared absorption at 3300 to 3400cm-1. The 13C NMR spectrum of this compound has six signals. Its 1H NMR spectrum illustrates three singlets at 1.1 ppm (6H), 1.9 ppm (1H), and 7.3 ppm(5H).
Although all bond lengths in benzene are identical, that is not always true for all aromatic compounds. In napthalene, for instance, the C1-C2 bond is shorter than the C2-C3 bond. Explain, using reasonance theory
Why do I add strong acid (e.g. HCl) to the salt of a weak acid (ammonium acetate) to bring UP the pH of the buffer solution from the pKa
An electron in a hydrogen atom has undergone a transition from N = 4 to N = 3 energy levels. Find out the energy of the photon that is emitted in electron volts.
a battery is constructed based on the oxidation of magnesium and the reduction of cu2. the initial concentrations of
he reduction table in your notes, calculate the standard cell potential for the following reactions. 2 Al3+(aq) + 3 Pb(s) 2 Al(s) + 3 Pb2+(aq)
A backpacker wants to carry enough fuel to heat 2.9 kg of water from 27 degrees C to 100.0 degrees C. If the fuel he carries produces 36 kJ of heat per gram when it burns, how much fuel should he carry? (For the sake of simplicity, assume that the..
A 1.00 L tank contains 0.350 atm of NH3 (g) at 22.1* C. If the entire contents of the tank are dissolved in 290.0 mL of water, what is the resulting pH of this solution
Use the data given to calculate an overall energy change (in kilojoules per mole) for the formation of CsF2 from its elements.
Select all of the correct statements about reaction rates from the choices below. The lower the rate of a reaction the longer it takes to reach completion.
in a coffee-cup calorimeter 1.80 g of nh4no3 is mixed with 75.0 g of water at an initial temperature of 25.00degc.
The oxygen conversion is 82.0%, and the concentration of the ethanol in the product stream is three times that of the aldehyde and four times that of the acetic acid. (a) What is the fractional conversion of ethane. (b) What is the production rate..
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