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A large quantity of very dilute aqueous NaOH solution is neutralized by addition of the stoichiometric amount of a 10-mol-% aqueous HCl solution. Estimate the heat effect per mole of NaOH neutralized if the tank is maintained at 298.15 K (25°C) and 1 atm and the neutralization reaction goes to completion. Data:
Give the relationship between standard free energyand equilibrium constant.The relationship between standard free energy and equilibrium constant is given by?GO= -R Tln(K)Where?GOis the std.
A member of our engineering team objects that the reference state is not valid because a substance is not ideal at the critical point. What is your response?
Draw a block diagram for the controlsystem.
Write the balanced chemical reaction occurring here. If the percent yield of the reaction was 88.0%, how much chromium(III) chromate was isolated?
The system works reasonably well, all things considered, except that Old Fred has a heavy hand and on the average breaks 30% of the 120 eggs that pass by him each minute. At the same time, a check of the "X-large" stream reveals a flow rate of 70..
If the company demands a 15 percent return on any unnecessary investment, which of the four designs should be accepted?
Determine the kVA rating of the synchronous motor.
Another closed tank contains steam with 99.9 % moisture at 3 bar. Heat is added until one of the two phases disappears. Which phase disappears and what is the final pressure and temperature?
Find the magnitude of the force P, required by the person pushing the vehicle to give the car an acceleration of 1 ft./s^2. The coefficient of kinetic friction between the car and the street is (.25).
Select suitable valve types for the following applications: a. Isolating a heat exchanger. b. Manual control of the water flow into a tank used for making up batches of sodium hydroxide solution.
An ammonia air mixture containing 2 % by volume ammonia is be scrubbed with water at 20 oc in a tower packed with 1.27 cm Raschig rings.
question 1a the radiation protection act 2003 makes provisions for the protection of people against the risks from
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