Calculate the work done on the fluid
A 1kg fluid is compressed reversibly according to a law PV=0.25, where p is in bar and v is in m^3/kg. The final volume is 1/4 of the initial volume. Calculate the work done on the fluid.
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300 grams of copper metal at 90 degrees celsius is added to a beaker that holds 15.0 grams of ice and 80.0 grams of water at 0.0 celsius. As the copper cools, the ice melts and then the 95.0 grams of water warms, reaching a final temperature of 10
Saturated steam at 2 MPa is contained in a piston-cylinder arrangement. Determine the quality of the steam at the final state.
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A 200-mL volume of NaOH solution was addedto 400mL of a 2.00 M HNO2 solution. The pH of themixed solution was 1.5 units greater than that of the original acidsolution. Calculate the molarity of the NaOH solution.
A bartender slides a beer mug at 1.50m/s towards a customer at the end of a frictionless bar that is 1.20m tall. The customer makes a grab for the mug and misses and the mug sails off to the end of the bar. (a) how far away from the end of the bar
What is the concentration of Ba(OH)2 in aBa(OH)2 solution if the pH is 8.25? What is the concentration of ammonium ion that must be in a0.15 M NH3 solution to produce a buffer of pH =8.0?
A wave travels along a string at a speed of 280 m/s. What will be the speed if the string is replaced by one made of the same material and under the same tension but having twice the radius?
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