A 2 kg block of copper is removed from a freezer where it's temperature was maintained at -13°C. How much heat does the copper absorb as it is warmed to -5.2°C? The specific heat capacity of copper is 390 J/kg°C

Q: The heating element in an electric kettle is rated as 2.0 kW. If the water in the kettle is at 100.0…

A: The expression for the power,

Q: The British Thermal Unit (BTU) is defined by the heat needed to raise the temperature of one pound…

A: Determine the heat in kilocalories.

Q: The inner surface of a plane brick wall is at 60°C and the outer surface is at 35°C. Calculate the…

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

Q: If 31.0 g of milk at a temperature of 4.15°C is added to a 250-g cup of coffee at a temperature…

A: Let the final temperature is T

Q: A 30-kg child has a temperature of 39 °C. How much heat must be removed from the child’s body to…

A: The change in thermal energy is given by

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

A: Given

Q: 22) A 4.0-kg aluminum block is originally at 10°C. If 160 kJ of heat is added to the block, what is…

A: solution:- given data , mass of block m = 4kg, initial temperature of  block,  Ti  = 10°C, when we…

Q: How much heat is required to raise the temperature from 30 °C to 300 °C of a iron skillet of mass…

A: Write the expression for the required heat. Here, m represents the mass, c represents the specific…

Q: A calorimeter made of copper (c=0.0923 cal/g-C°) of mass 300 g contains 450 grams of water. The…

A:

Q: A cylinder of diameter 3.00000 cm at 250 C is to be slid into a hole of a steel plate.  The hole has…

A: According to the definition of linear expansion

Q: A human Body loses about 360 kJ of heat every hour at 23.4 0C. Assuming that an average human body…

A:

Q: When 1.5 kg of a cold metal at a temperature of 258 K is immersed in 2.5 kg of water at a…

A:

Q: If the specific heat capacity of the ice is 0.5 cal/g oC, how much heat would have to be added to…

A: First the temperature of ice -10°C is raised to 0°C then ice is melted to water at the same…

Q: How much heat is required to melt 30kg of ice at 0 °C to water at 10 °C? The latent heat of ice to…

A: Here, the ice is at the melting point. First ice will completely converted into water at the melting…

Q: The water in a pot has a mass of 225 g. The specific heat of water is 4.184 J/gºC. How much heat is…

A:

Q: A closed container with a volume of 341 liters contains 5 kg of water at a pressure of 30 bar. What…

A: Given data: The volume of container is V=341 L. The mass of water is m=5 kg. The pressure is p=30…

Q: How much thermal energy is absorbed by a 0.0220 kg ice cube as it melts? The latent heat of fusion…

A: Assume the ice is at melting point 0°C. The thermal energy absorbed by the ice as it melts is given…

Q: How much heat must be added to 456 g of ice at -10°C to change it into water at 25°C? The specific…

A: Given: The initial temperature of the ice is -10°C. The final temperature of the water is 25°C. The…

Q: If the specific heat capacity of the ice is 0.5 cal/g Celsius, how much heat would have to be added…

A:

Q: A scientist is trying to determine the specific heat of 15.0 g of an unknown substance. He heats up…

A: Given: Mass of unknown substance = 15 g Temperature before placing it into water = 100 °C Mass of…

Q: A 250 grams piece of tin at 99 0C is dropped in 100 grams of water at 10 0C. If the final…

A:

Q: A pot with 0.0001m3 of vegetable oil is being heated from 20 degrees Celsius to 100 degrees Celsius.…

A: Calculate the mass of te oil in the pot. Mass of the oil=Density×Volume                      =925…

Q: A 0.250-kg aluminum bowl holding 0.800 kg of soup at 25.0 °C is placed in a freezer. What is the…

A: The amount of heat lost to cool the soup from 25°C to 0°C is…

Q: A hot 1 kg chunk of copper is allowed to cool to 100°C. If the copper gave off 231 kJ of energy,…

A: It is given that,

Q: On a winter day the temperature drops from - 5 degrees * C to - 25 degrees * C overnight . If a pan…

A: The amount of heat required to change the temperature is Q=mcΔT

Q: 0.5 kg of a material requires 4000 J to raise its temperature by 2 °C, what is the specific heat…

A: Given data:  Mass (m) = 0.5 kg = 500 g Heat energy (Q) = 4000 J Raise in temperature (ΔT) = 2°C…

Q: 22) A 4.0-kg aluminum block is originally at 10°C. If 160 kJ of heat is added to the block, what is…

A: Write the given values with the suitable variables. m=4 kgT1=10 °C=283 KQ=160 kJ=160×103 JC=910…

Q: What will be the final temperature if 4.0x10^4 J of heat is transferred to a 1.5kg block of aluminum…

A: Given: Specific heat of aluminum = 9×102 J/kg.C° Initial temperature Ti = 15 °C Heat transferred =…

Q: A copper vessel whose mass is 150 g contains 60 g of water at 15.50C. How many calories of heat are…

A: Given data: Mass of copper vessel, mcu=150(g), mass of water, mw = 60 (g), initial temperature ,Ti =…

Q: The area of the skin of an adult human being is about 2.10m^2. If the temperature of the skin of an…

A: Solution: Given that A = 2.1 m2 T0 = 26 C T=36

Q: how much heat is lost when a 640 g piece of copper cools from 375oc ,to 26oc?(the specific heat of…

A: Mass , m= 640 gm = 0.64 kg Initial temperature , T1 = 375 °C Final temperature , T2 = 26 °C…

Q: How much heat is required to raise the temperature of 30.0 g of water from 288 K to 368 K? O 10 kJ…

A: Given, mass m = 30 g T1=288 K T2 = 368 K Specific heat capacity of water c = 4.18 J/g.K

Q: A cup with 1.25 kg of ice is at -10 celsius is heated until all the ice melts. How much energy was…

A: Given,

Q: If 31.0 g of milk at a temperature of 4.05°C is added to a 260-g cup of coffee at a temperature…

A:

Q: A 100 g glass container contains 250 g of water at 15.0 °C. A 70 g piece of unknown material at 100…

A:

Q: How much heat is transferred to a 0.1 kg silver chain from the human body if was at 25°C and now its…

A:

Q: What is the final temperature of a substance that has a mass of 30 g, an initial temperature of 200…

A:

Q: A copper calorimeter whose mass is 250 g contains 700 g of water at 250C. When 25 g of a certain…

A: Given data:      Mass, Mcu = 250 g       Mass, Mw = 700 g  @ 25°C       Mass, Mmetal = 25 g @ 98°C…

Q: A 2 kg. block of copper is removed from a freezer where its temperature was maintained at -19 Co  .…

A:

Q: A pond with a flat bottom has a surface area of 946 m2 and a depth of 2.44 m. On a warm day, the…

A: The rate of heat energy due to conduction is

Q: The constant‑pressure specific heat of air at 25°C is 1.005 kJ/kg·°C. Express this value in kJ/kg·K,…

A: Given that: Specific heat of air = 1.005 kJ/kg °C

Q: A 0.250-kg aluminum bowl holding 0.800 kg of soup at 25.0 C is placed in a freezer. What is the…

A: mbowl = 0.25 kgmsoup = 0.8 kgTi = 25°C = 298 KQrel = 377 × 103 JcAl = 900 J/kg °C =cbowl cwater =…

Q: 1.) 100.0 ml of 4°C water is heated until it reaches 37 C. Assume that the density of liquid water…

A:

Q: How much heat must be removed from a 200-g block of copper to lower its temperature from 150°C to…

A: Given, heat Qmust be removed from a mass m=200-g block of copper to lower its temperature from…

Calorimetry

Measuring the heat transferred during chemical reactions or other physical processes is known as calorimetry. It comes under the branch of thermochemistry.