Calculate rate of entropy change as it flows condenser
R134a is condensed at a constant temperature of 30°C as it flows through the condenser of a refrigerator by rejecting heat at a rate of 6 kW. Calculate the rate of entropy change of R134a as it flows through the condenser.
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The resultant displacement + has a magnitude of 3.74 km. What is the magnitude of ?
A 51.6 mL dilute solution of acid at 23.85 degrees Celsius is mixed with 48.5 mL of a dilute solution of base, also at 23.85 degress C, in a coffee-cup calorimeter. After the reaction occurs, the temperature of the resulting mixture is 27.25 deg C
The mean score for this population of children was 106 points, with a standard deviation of 16.4 points. Consider a random sample of 36 children from this population, and let x represent the mean recreational reading attitude score for the sample.
Explain why you would expect deltaH neutzn for HBr reacting with NaOH solution and deltaH nertzn for HNO3 reacting with KOH solution would be identical. Write appropriate equations to support this explanation.
R134a is condensed at a constant temperature of 30°C as it flows through the condenser of a refrigerator by rejecting heat at a rate of 6 kW.
In the particular cubic parsec selected around a little green planet, one finds exactly 23 stars. What is the probability that out of these 23 stars, there are exactly 4 starts in the cube with side 1/2 parsec around our little green planet?
Determine the magnitude of the air resistance that opposes the motion.
Consider a sample of 30 WMU engineering alumni. The population average salary is $55,000 and amongst the 30 alumni the sample standard deviation is $12,000. Assuming the population is normally distributed answer the following:
An antacid tablet requires 25.82 mL of 0.200 M HCl to titrate to its endpoint. What volume in milliliters of stomach acid can be neutralized by the antacid tablet? Assume that somach acid has a pH of 1.1
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