A 200 g block of aluminum at 25oC is heated with 3000 calories of heat.  What is its final temperature? a) 41.7 °C b) 60.0 °C c) 69.8 °C d) 94.8°C

Q: A 79-g ice cube at 0°C is placed in 725 g of water at 23°C. What is the final temperature of the…

A: mi = 79 g = 0.079 kg mw = 725 g = 0.725 kg Lf = 334 x 103 J/kg cw = 4.18 x 103 J/kg.0C

Q: A 4.75-g lead bullet moving at 410 m/s penetrates a wood block and comes to rest inside the block.…

A:

Q: 1) If the specific heat of aluminum (Al) is 0.215 cal/gm. "C, then the heat energy needed to raise…

A: Hello. Since your question has two different question, we will solve the first one for you. If you…

Q: A thermos contains 120 cm3 of coffee at 85° C. To cool the coffee, you drop two 13-g ice cubes into…

A: Given data The volume of the thermos is V = 120 cm3  The initial temperature of the coffee is Ti_c =…

Q: What is the new area of a copper plate that is 50 mm long, 30 mm wide, and 10 mm high when it…

A: The expression for area thermal expansion is written as, Here, Anew, Ao, α  and ΔT represent the…

Q: When 200 g of Aluminum at 100°C is dropped into an aluminum calorimeter of mass 120g and containing…

A: Given

Q: One hundred grams of aluminum at 100° C is mixed with 100 g of water at 10 ° C. What is the final…

A:

Q: What is the temperature increase of 4 kg of water when 4.8 x 105 J is added? (Co = 4186 J/kg°C)

A:

Q: 1. Two trials were performed in an experiment to determine the latent heat of vaporization of water…

A: To minimise the error during different trials ,final value is taken as average of the trial values .…

Q: QUESTION 4 A material of mass m is heated using 5.00 calories of heat and its temperature rises by…

A: “Since you have asked multiple question, we will solve the first question for you. If you  want any…

Q: A 0.5 kg ice cube at 0℃ is placed in 1 kg of water at 35℃ in a very well – insulated container with…

A: Given: Mass of ice = 0.5 kg Mass of water = 1 kg The temperature of ice =  0℃ The temperature of…

Q: The temperature of human body is 98.4 degree F. Calculate the temperature in degree C and in Kelvin.

A: Temperature = 98.4o F

Q: 50.00 g of pure water at 33.0oC is mixed with 30.00 grams of pure water at 9.00 oC. What is the…

A: Given, mass of hot water m1=50.0 gtemperature of hot water T1 =33.0 °Cmass of cold water m2 =30.0…

Q: 450 grams of Peach Punch at 5 degrees C is poured into an 800g glass bowl at 20 degrees C. What is…

A:

Q: A 0.03 kg lead bullet traveling 217 m/s strikes an armor plate and comes to stop. If all of the…

A: Kinetic energy of bullet will be given by following formula: K=12mv2 Here K is the kinetic energy ,…

Q: 16. What is the amount of heat required to melt 100 g of ice completely at -10ºC? (5) (a) 6048 cal…

A: Heat required is given by: Q = Q1 + Q2 Q1 = Heat required from -10 C ice to 0 C ice = m*Ci*dT Q2 =…

Q: A 300g piece of iron at 200 deg Celcius is placed in a 100g aluminum cup containing 220g of liquid…

A: Given Data, Mass of the iron (mi)=300g Temperature of the iron=200 deg Celsius Final temperature=49…

Q: The specific heat of sample X isIf 153 calories are added to 38.1 g sample X by how much would the…

A: Specific heat capacity  C = 0.217 cal/g*C Mass (M) = 38.1 g Heat (Q) = 153

Q: How much heat is required to melt a 3-kg iron? A.272,000 J B.300,000 J C.816,300 J

A: Given: Mass of iron, m = 3 kg.   To Find: The amount of heat required for melting.

Q: 4. Which answer describes a way that a liquid can be turned into a gas? A. Apply enough heat to…

A:

Q: An object at 20 degrees Celsius with heat capacity 100 calories/Celsius is placed in 40 grams of…

A: The energy balance between the object and hot water,

Q: 4.) A material of mass m is heated using 5.00 calories of heat and its temperature rises by one…

A:

Q: 90.0g of Ethyl alcohol is mixed with 200g of water.  If the mixture is heated from 20 degrees…

A: Given,

Q: A Styrofoam box has a surface area of 0.9 m² and a wall thickness of 1.8 cm. The temperature of the…

A: Area, A  0.9 m2  Thickness, d = 1.8 cm = 0.018 m  T = 6.6 degree C  T' = 24 degree C  time, t = 7.7…

Q: 1. A warm block of copper is allowed to cool to room temperature. What is the amount of heat energy…

A: Heat energy released=msdT where m=amount of mass  S=specific heat of substance dT=change in…

Q: A 0.075-kg ice cube at -30.0°C is placed in 0.375 kg of 35.0°C water in a very well-insulated…

A: mass of ice cube = 0.075 kg initial temperature of ice cube = -30oC mass of water = 0.375 kg initial…

Q: How much heat must be added to 15 g of water at an initial temperature of 66°C to do the following?…

A: Given : Mass of water (m) = 15 g Initial temperature (To) = 66°C

Q: Provide the solution to the problem. The answer is provided already. To sterilize a 50.0-g glass…

A:

Q: 15. Heat transfer in calorimetry is always: O From cold to hot In the direction of specific heat O…

A: The transfer of Heat always occur from Higher Temperature Body to Lower Temperature Body So Heat…

Q: 6. Water has a specific heat of 4184 J/Kg°C. Ethanol has a specific heat of 2440 J/Kg°C. What…

A: Given data :  Specific heat of water ( cw ) = 4184 J/kg°C  Specific heat of ethanol ( ce ) = 2440…

Q: 1) A glass contains 0.25 kg of Loca-Cola (mostly water) initially at 25° C. How much ice, initially…

A:

Q: 6. Two students place three ice cubes in a glass of water that was at a temperature. Which of the…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: 1. On a hypothetical temperature scale X, the ice point is assigned the reading 400 and the steam…

A: Given that For Temperature Scale  X Ice point ( Lowest Point ) XL = 400 Steam point ( Highest Point…

Q: What is the specific heat of a metal substance if 135 kJ of heat is needed to raise 4.1 kg of the…

A: Scenario - A metallic substance needs heat to raise its temperature from a certain temperature to…

Q: A 0.0500-kg ice cube at -30.0°C is placed in 0.350 kg of 35.0°C water in a very well-insulated…

A: Given that the mass of the water and mass of the rescue and also given the initial temperature of…

Q: 14500 kg tractor trailer travels up and down a 75-meter hill on its way to pick up a load of lumber…

A:

Q: 14. The following are the methods of heat transfer EXCEPT. b. conduction a. radiation c. convection…

A:

Q: How much water at 20 degrees Celsius is needed to melt 500 grams of ice at 0 degree Celsius? a.…

A:

Q: A0.5 kg ice cube at 0°C is placed in 1 kg of water at 35°C in a well - insulated container with…

A: Here, the heat loss by the water will be equal to the heat gain by the ice. mWsW∆T=miceL+micesW∆T

Q: A small brass ring has a mass of 0.02 kg. A scientist measures that 342 J of heat are required to…

A:

Q: 48. What will be the final temperature of 100 g of 20°C water when 100 g of 40° iron nails are…

A: Given: m1 = 100 gT1 = 20°Cm2 = 100 gT2 = 40°CCp,2 = 0.12 cal/g°C To find: Final temperature T

Q: suppose 54 g of water at 35C is poured into a 65 g aluminium cup with an initial temperature of 11C.…

A: The heat lost by the water will be gained by the aluminium cup. Qaluminium = Qwater Q= mc∆T…

Q: 24) It is necessary to determine the specific heat of an unknown object. The mass of the object is…

A: Given : m = 201 g = 0.201 kg Q = 15 J ∆T = 10°C

Q: A 6.45 kg piece of zinc (Czinc = 0.387 J/g C) was initially at 15.0 C. It is heated with 3,680.0 J…

A: Write the expression for the energy. Here, m represents the mass, Czinc represents the specific…

Q: 2) By what primary heat transfer mechanism does the sun warm the earth? A) conduction B) convection…

A: Conduction is the transfer of heat energy by direct contact, convection is the movement of heat…

Q: A(n) 65-g ice cube at 0°C is placed in 680 g of water at 28°C. What is the final temperature of the…

A:

Human Metabolism

Being described as the most complicated machine ever encountered by humans, the human body and the cell metabolism is nothing less than a wonder. Metabolism is the set of life-sustaining chemical reactions within organisms.