Calculate maximum coefficient of performance of heat pump
An air conditioner running with R-134a on a cycle executed under the saturation dome between the pressure limits of 0.8 MPa and 0.12 MPa. Calculate the maximum Coefficient of Performance of this heat pump.
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In a combustion reaction, one molecule of a hydrocarbon produced nine molecules of carbon dioxide and eight molecules of water. How many molecules of oxygen (O2) were consumed?
Bruce places a 2.0kg block over a small hole on a table. He then puts a gun under the table and shoots a 35.0g bullet into the block where it lodges. If the block rises1.3m above the table, how fast was the bullet going when it left the gun?
A heat pump absorbs heat from the cold outdoors at 3 C and supplies heat to a house at 20 C at a rate of 30,000 kJ/h. If the power consumed by the heat pump is 3 kW, find the coefficient of performance of the heat pump.
Acetone and water are miscible meaning they are soluble in all proportions. Would it be possible to perform an extraction with these two liquids? Explain your answer.
An air conditioner running with R-134a on a cycle executed under the saturation dome between the pressure limits of 0.8 MPa and 0.12 MPa.
Suppose a student comes to lab unprepared and has not written the appropriate physical data for the solvents to be used in the extraction lab. The solvent being dichloromethane used to extract caffeine from tea.
The IRS was interested in the number of individual tax forms prepared by small accounting firms. The IRS randomly sampled 52 public accounting firms with 10 or fewer employees in the Dallas-Fort Worth area. The following frequency table reports th
Calculate the velocity of an electron in the n=1 state of H atom? Show that the de Broglie wavelenth of an electron moving at velocity(velociy of an e- in n=1 state of H atom) corresponds to circumference of the first Bohr radius?
From a large class, a sample of 4 grades were drawn: 64, 66, 78, and 87. from a second large class, an independent sample of 3 grades were drawn: 59, 78, and 93. test if the two class have equivalent performance in the test using the following met
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but I would like to discuss to what extent employers should/should not influence or curb political participation in their workplaces.
Suppose you are the head of an island nation with a poor, growing population and the natural resources of the island are being degraded.
Question: What was the economic and political impact, if any protect the health and welfare to citizens ?
Problem: Article 3 of the Texas Constitution sets up the Texas Legislature. It also does which of the following?
Summarize how the ERA can be ratified and explain why this is the most likely way. You will draw on instances that are important to you
Which amendment to the U.S. Constitution is often called the "States' Rights Amendment" and is commonly used by states to challenge
Mechanisms of State-Led Development:** - **Industrial Policy:** Both countries used targeted industrial policies to support specific sectors, such as electroni