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A Cu electrode is immersed in a solution that is 1.00 M in [Cu(NH3)4]2+ and 1.00 M in NH3. When the cathode is a standard hydrogen electrode, the emf of the cell is found to be +0.08 V. What is the formation constant for [Cu(NH3)4]2+?
After equilibrium is established, the flask is found to contain 1.13 x 10-3 mol of Cl2. Calculate the value of the equilibrium constant, Kc, for the reaction at this temperature.
liquid heptane c7h16 burns in oxygen gas to yield carbon dioxide and water. what mass of carbon dioxide is produced
Drinking mineral water but I do not like too many dissolved ions in the water. Therefore, I bought a water carbonation machine. This machine works by providing CO2 at 5 atm. Estimate the concentration of the soda water it produces. Use a Henry's law ..
why are aqueous solutions of ammonia sometimes called ammonium hydfroxide? write the appropriate chemical equation for
What mass of sodium formate must be added to 400.0 mL of 1.00 M formic acid to produce a buffer solution that has a pH of 3.50
A 1.000L sample has HCL gas at 25 C and 732.0mm HG was absorbed completely in an aqueous solution that contained 6.954g of Na2CO3and 250.0 g water.
If N2 and H2 at preliminary pressures of 1.5atm and 2.5 atm respectively were allowed to react at 300K as well as the total pressure at equilibrium is 4.0 atm, what is the Kp
Calculate the final volume of the reaction mixture: B. Calculate the number of moles of each reagent (acetone, iodine, and acid) in the resulting reaction mixture: acetone: iodine: acid:
Calculate the number of moles needed to provide 20g of glucose from a 60% glucose solution
One of the nuclides in spent nuclear fuel is U-235 , an alpha emitter with a half-life of 703 million years. How long will take for the amount of U-235 to reach 49.0% of its initial amount
compare the structures of amino acids, dipeptides, polypeptides, and proteins. which has the largest molecular mass. the smallest.
According to the Second Law of Thermodynamics, any process during which the entropy of the system increases will be product-favored.
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