The temperature at the surface of the Sun is approximately 5,450 K, and the temperature at the surface of the Earth is approximately 291 K. What entropy change of the Universe occurs when 5.50 x 10) of energy is transferred by radiation from the Sun to the Earth?

Q: A container with 50 g of a certain liquid (c = 4186 J/kg · °C, Lv=2265 kJ/kg) at 22 °C is heated up…

A: Given:mass of liquid, m = 50×10−3  kgspecific heat , C =  4186 J/kgoClatent heat of vaporization, Lv…

Q: Humans cool off by perspiring; the evaporating sweat removes heat from the body. If the skin…

A: The objective of the question is to calculate the entropy change of the universe due to the…

Q: A container with 41 g of a certain liquid (c = 4171 J/kg · °C, Lv=2224 kJ/kg) at 22 °C is heated up…

A:

Q: If you add 400 J of heat to a system so that the final temperature of the system is 200 K, what is…

A:

Q: On a hot summer day, 4.00×106 J of heat transfer into a parked car takes place, increasing its…

A: Change in entropy is given by the formula: ∆S=QTwhere,∆S is change in entropyQ is heat transferT is…

Q: The latent heat of vaporization of water is given approximately by L₁ = -2,400Tc + 2,500,000, where…

A: Solution: We have given that The latent heat of vaporization of water Lv=-2400Tc + 25,00,000 where…

Q: On a hot summer day, 4.00×106J of heat transfer into a parked car takes place, increasing its…

A: The expression used to find average temperature is T=T1+T22 Insert values in the above equation…

Q: n a cold day, 24500 J of heat leaks out of a house. The inside temperature is 21°C, and the outside…

A:

Q: Exactly 500 grams of ice are melted at a temperature of 32°F. (Lice = 333 J/g.) What is the change…

A: Given: Here are the given data, Mass, m=500 g Temperature, T=32°F=273°K Lice=333 Jg To find: The…

Q: On a hot summer day, 3.73  106 J of heat transfer into a parked car takes place, increasing its…

A: Given:  Heat exchanged, dQ=3.73×106 J Initial temperature, Ti=31.2°C Final temperature, Tf=50.6°C…

Q: bring about a 7.7 J/K increase in the entropy

A: The amount of energy that would have to be transferred to a room temperature environment to bring…

Q: J of heat flows from a hot reservoir at 310 degrees celsius to a cold reservoir at 220 degrees…

A: Given:- 600 J of heat flows from a hot reservoir at 310 degrees celsius to a cold reservoir at 220…

Q: The surface of the Sun is approximately at = 700 K, and the temperature of the Earth’s surface is…

A:

Q: Two 1100-kg cars are traveling 85 km/h  in opposite directions when they collide and are brought to…

A: According to the given data,  Mass of the cars (M) = 1100 kg; Speed of the car (v) = 85 km/h = 23.61…

Q: The surface of the Sun is approximately at 5.70 x 103 K , and the temperature of the Earth’s surface…

A:

Q: 170 g of water at 105°C is converted to steam. What is the entropy change of the water that is now…

A: The expression for find change in entropy is ∆s=mLvT

Q: The temperature at the surface of the Sun is approximately 5,100 K, and the temperature at the…

A: temperature of surface of sun(TS)=5100 K Temperature of surface of earth(TE)=291K Energy(Q)=4.50 X…

Q: If 100 J of heat is added to a system so that the final temperature of the system is 400 K, what is…

A: Given: 100J of heat added to the system             Q = 100J             change in temperature is…

Q: On a cold day, 17400 J of heat leaks out of a house. The inside temperature is 24.0° C, and the…

A: Given Data: The amount of heat leaks is, Q=17400 J The inside temperature of the house is, Th=24°C…

Q: A 67.5-kg person typically eats about 2250 kcal per day, 21.0% of which goes to mechanical energy…

A:

Q: the entropy of the universe increases by 1.52 J/K. If the temperature of the environment in which…

A:

Q: A 6.25-kg block of ice is placed on a concrete floor which has a constant temperature of 25.5˚C. The…

A: Entropy change of a system at constant temperature is given as,  ∆ S = ∆ Q / T  Where ∆ Q is the…

Q: A cylinder of gas has a temperature of 32F. a) If 205J is added to the system at constant…

A: Given Gas is at T=32oF=273.15K   a) The amount of heat added to the system is Q=205J So at a…

Q: Using the relations dS=dQ/T and dQ=mCdT, what is the change in entropy of 20 kg of water warmed from…

A: The expression for the change in entropy is,

Q: You are holding a 500-g dark chocolate bar, and then the chocolate starts to melt at 45 degrees C.…

A: Given Data Mass of the chocolate bar is m=500 g=500 g×1 kg1000 g=0.500 kg Melting temperature of the…

Q: On a hot summer day, 4.00×106 J of heat transfer into a parked car takes place, increasing its…

A:

Q: with

A:

Q: An ice cube at 0.0°C is slowly melting. What is the change in the ice cube’s entropy for each 5.80 g…

A: The objective of the question is to calculate the change in entropy of the ice cube as it melts.…

Q: The temperature at the surface of the Sun is approximately 5,600 K, and the temperature at the…

A: given,Ts=5,600 KTe=291 Kenergy transferred, E=4.50×103 J

Q: On a hot summer day, 2.00 x 10° J of heat transfer into a parked car takes place, increasing its…

A: