Explain how much heat would be discharged during the process

Reference no: EM13521887

Suppose that a refrigerator cools to -4 degrees C, discharges heat at 20 degrees C and operates with 50% efficiency.

(a) How much work would be required to freeze 3kg of water (delta H fusion = -6.02 kJ/mol)?

(b) How much heat would be discharged during the process?

Reference no: EM13521887

Questions Cloud

How many moles of excess reactant remain after the reaction : Considering the limiting reactant, how many moles of excess reactant remain after the reaction of 0.600 mol A and 1.400 mol B

What is the incremental profit : What is the incremental profit - The firm has tax loss carryforwards that render its tax rate zero, its cost of equity is 16%, and it uses no debt.

How does debt influence your cash flow : 1. When is debt good to have on your balance sheet? How does debt influence your cash flow? How can we best measure the effects of debt and analyze if an organization has "too much" debt?

What gives human life meaning : The Meaning of Life Chapter 5 is focused on the meaning of human life. Present your view on the ultimate meaning of life. Be sure to back up your view with logical reasoning and as much evidence as you can. What gives human life meaning?

Explain how much heat would be discharged during the process : Suppose that a refrigerator cools to -4 degrees C, discharges heat at 20 degrees C and operates with 50% efficiency.

Calculate how tall must the mirror be : A friend who is 480 cm tall stands 2.0m from a plane wall mirror. How tall must the mirror be if you are to see all of your friend in the mirror

What would be the value of a savings account : What would be the value of a savings account started with $450 earning 5 percent compounded annually after nineteen years?

What are the implications to a business : What are the implications to a business if the forecast is too high - show a graph of the historical and forecasted sales in one graph

Explain how a proponent of ethical nihilism : Dzhokhar Tsarnaev has pleaded not guilty to killing four people associated with the Boston Marathon bombings. Tsarnaev, a Muslim who identifies himself as Chechen rather than American, has written that "The U.S. Government is killing our innocent ..

User Account

All Pages