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Kp of NH4HS--->NH3+H2S is 7.00*10^-2 at 22C. A sample of NH4HS is placed in an evacuated container as well as allowed to come to equilibrium. The partial pressure of NH3 is then raised by the addition of 0.590atm of NH3. Explain the partial pressure of H2S at equilibrium is now what atm?
If I started with 2.000 g of salicylic acid and obtained 2.000 g of dry aspirin at the end of the synthesis, what would my percent yield be?
calculate deltaH in kilojoules for the reaction, assuming that the heat capacity of the calorimeter is 776 j/celsius, that the specific heat of the final solution is the same as that of water(4.184J/G*C), and that the density of the solution is 1...
Hard water contains Ca2+, Mg 2+, and Fe2+. Water softeners replace these ions with Na+. If 1.0 X 10^3L of hard water contains 0.010 M Ca2+ and 0.0050 M Mg2+
the rate constants of some reactions double with every 10 degree rise in temperature. assume that a reaction takes
When a molecule of glucose undergoes complete oxidation in the body, what percentage of its potential energy is harvested in the form of ATP molecules
Determine How many moles each of Na+ and Cl- are in 0.800 L A physiological saline solution contains 172mEq/ L each of Na+ and Cl-of the saline solution?
Can anyone explain to me how to figure this out in steps please? Predict the products of the precipitation reaction. Write the net ionic equation
a mixture of nacl sio2 and caco3 is separated following the procedure given in this experiment. indicate how each of
determine the mass of lithium hydroxide produced when 0.38 grams of lithium nitride reacts with water according to the following unbalanced chemical equation
A 1-L flask is filled with 1.30g of argon at 25C . A sample of ethane vapor is added to the same flask until the total pressure is 1.00 atm. What is the pressure of argon Par in the flask. What is the partial pressure of ethane, Pethane, in the fl..
in a concentration calculation if we are given the solute measurement in grams and the volume of solution in liters
A 4.90 g nugget of pure gold absorbed 266 J of heat. What was the final temperature of the gold if the initial temperature was 23.0°C? The specific heat of gold is 0.129 J/(g·°C).
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