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100 mL of 0.150 M acid HA are mixed with 100 mL of 0.0800 M NaOH. Calculate the titration constant, kt, of the resulting reaction. Ka = 1.0 x 10-5Choices: a. 1x 1019 b. 1 x 10-19 c. 1 x 109d. 1 x 10-9 e. none of these
calculate the initial slopes of the plots of the compressibility factor z vs p at 300k and 600k.
Calculate the equilibrium constant (Keq) for the reaction of equimolar amounts of acetophenone and sodium hydroxide to generate the enolate.
A 391 mL of sample of HClO4 has pH of 0.2439. If 619 mL of distilled water was added to the HClO4 solution, what would the new pH be
A refrigeration system requires 1.5 kW of power for a refrigeration rate of 4 kJ/s. (a). What is the coefficient of performance? (b). How much heat is rejected in the condenser. (c). If heat rejection is at 40 deg. C, what is the lowest temperatur..
The atmospheric oxidation of nitrogen monoxide was studied at 183C with initial partial pressure of 1.000 atm of NO and 1.000 atm of O2. At equilibrium, Po2= .50-6 atm. Calculate Kp. 2 NO(g) +02 ->
What is the total sample size (in grams) for a sample of sodium sulfate which contains 3.63 g of oxygen
Na2CO3+H3PO4=Na3PO4+H2O+CO2 find the limiting reagent if you strat with 450ml if 2.6M NA2CO3 and 88 grams of H3PO4, what is the maximum amount of grams you can make of Na3PO4? how many grams of the other starting martial is left over
Calculate the minimum volume of water that is needed to decompose all the excess ethanoic anhydride. Recall: 1.0 g of H2O = 1.0 mL of water, for this purpose
If your front lawn is 24.0 feet wide and 20.0 feet long, and each square foot of lawn accumulates 1250 new snow flakes every minute, how much snow (in kilograms) accumulates on your lawn per hour
A sample of a gas in a piston/cyclinder apparatus occupies 30.2 mL at 1.08 atm and 22.2°C. If the volume of the sample is increased to 67.3 mL and the temperature changes to 30.9°C, what is the new pressure, in atm, of the sample
When an ice cube is dropped into a Styrofoam cup containing 195 g of coffee at 97.0 oC, the thermal energy used to melt the ice is 2.1 kJ what is the final temperature of the coffee closest to ? (Assume a specific heat of 4.184 J/g oC for the coff..
Determine how many grams of methane is required to form 43.0 grams of CHCl3?
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