A sample of copper has a mass of 0.490 kg, a specific heat of 385, and an initial temperature of 90.0 C. The sample is placed in contact with a sample of 0.340 kg of an unknown substance at an initial temperature of 12.0 C. The combination reaches thermal equilibrium at a temperature of 63.2. What is the specific heat of the unknown substance?

Q: A 5 gram lead bullet traveling in 20°C air at 300 m/s strikes a flat steel plate and stops. What is…

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Q: A hot solid substance with mass 3.44kg and temperature 81.5 oC, is taken out of the oven and placed…

A: The objective of this question is to find the specific heat of a substance given the initial and…

Q: A 76.25 gram copper metal is heated to 136.5°C and dropped into 113.6 gram of water at an initial…

A: Given, mass ofthe copper, mc = 76.25 gminitial temperature of copper, Tc = 136.5 °Cmass of the…

Q: A 84.59 gram copper metal is heated to 138°C and dropped into 112.64 gram of water at an initial…

A: Given Mass of copper metal is m= 84.59 g Mass of water is M=112.64 g

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 copper sheet of area A is bonded to an unknown metal sheet of area A. The thickness of the unknown…

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Q: A closed box is filled with dry ice at temperature of - 78.5°C, while the outside temperature is…

A: The rate of heat flow is given by  H = K A (T'- T) td where, K is the coefficient of thermal…

Q: You drop an ice cube into an insulated container full of water and wait for the ice cube to…

A: You drop an ice cube into an insulated container full of water and wait for the ice cube to…

Q: You weighed your empty insulated cup and found that the mass of the cup was 3.3 g. You add some hot…

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Q: A box with a total surface area of 1.20 m2 and a wall thickness of 4.00 cm is made of an insulting…

A: Given Area of box A=1.20m2 Thickness t=0.04m Rate of heat transfer Q=10W Difference in temperature…

Q: A concrete slab is 10.0 cm thick and has an area of 4.50 m². Electric heating coils are installed…

A: Given data: Thickness of the slab, L=10 cm=10×10-2 m=0.1 m Area of the slab, A=4.50 m2 Temperature…

Q: A 2.65 kg piece of solid granite at 103.5°C is immersed in 8.8 kg of water at 5.1°C. The final…

A: Given data:  Mass of granite (m1) = 2.65 kg Initial temperature of granite (T1) = 103.5°C Mass of…

Q: During the time when a man had flu he ran a fever 2.0°c above normal. His body temperature was 39°c…

A: Given that Change in temperature is ∆θ = 2°C Mass m = 80 kg Specific heat capacity C =4186 J/kg°c

Q: A lab instructor performs an experiment using an aluminum container, with a mass of 0.150 kg, that…

A: Given : Mass of an aluminium container (mal) = 0.15 kg Mass of water (mw) = 0.285 kg Initial…

Q: A metal bolt with a mass of 0.048 kg and a temperature of 83.3 ℃ is placed in a container of water.…

A: Given data The mass of the metal bolt is given as mb = 0.048 kg. The temperature of the metallic…

Q: A container has 150.00 x 10-6 m3 of coffee at 85° C. To cool the coffee, you dropped two 11.0g ice…

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Q: A food product wants to be produced in a small round shape (pellet) by freezing it in a water blast…

A: Write the given values of this problem. Initial temperature(Ti)=25°CAir Temperature(Ta)=-35°CIntial…

Q: A 80.03 gram copper metal is heated to 132°C and dropped into 119.36 gram of water at an initial…

A:

Q: You are given a sample of metal and asked to determine its specific heat.  You weigh the sample and…

A: The objective of this question is to calculate the specific heat of a metal sample given its weight,…

Q: An ice chest at a beach party contains 12 cans of soda at 2.17 °C. Each can of soda has a mass of…

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Q: A closed box is filled with dry ice at a temperature of -80.1 °C, while the outside temperature is…

A:

Q: 6

A: Given that,Mass of copper metal : m = 84.59 kgMass of water : M = 112.64 kgRadius of circle : r =…

Q: You drop an ice cube into an insulated container full of water and wait for the ice cube to…

A: Mass of ice =90g=0.09kg Mass of water =730g =0.73kg Intial  temperature of water=20°C Specific heat…

Q: A farrier makes horseshoes and is a specialist in equine hoof care. In making a horseshoe a farrier…

A: Given that the value of temperature of of given two object and mass of two objects and  also given…

Q: A farrier makes horseshoes and is a specialist in equine hoof care. In making a horseshoe a farrier…

A: Given that the value of temperature of of given two object and mass of two objects and  also given…

Q: To determine the specific heat of an object, a student heats it to 100 ∘C in boiling water. She then…

A: It is given that, the object is first heated to 100°C and then placed on an aluminum calorimeter…

Q: A closed box is filled with dry ice at a temperature of -83.9°C, while the outside temperature is…

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Q: A closed box is filled with dry ice at a temperature of -86.0 °C, while the outside temperature is…

A: Step 1:Step 2: Step 3: Step 4:

Q: A plastic cup of negligible mass contains 0.280 kg of an unknown liquid at a temperature of 30.0 °C.…

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Q: A box with a total surface area of 1.20 m and a wall thickness of 4.00 cm is made of an insulating…

A:

Q: A 82.46 gram copper metal is heated to 138.5°C and dropped into 110.48 gram of water at an initial…

A:

Q: ou pour 20.1 kg of water at 100 °C into a bucket containing 79.2 kg of water at 5 °C. What is the…

A:

Q: A 65.21 gram copper metal is heated to 130°C and dropped into 119.76 gram of water at an initial…

A: Given information: The mass of the copper metal (m) = 65.21 grams = 0.06521 kg The initial…

Q: We have 39.5 g of a particular substance. Its specific heat in solid form is 0.8 J/(g K) and its…

A: The unit of temperature is not given. As the unit of Temperature used in specific heat is Kelvin.…

Q: 0.0550 kg piece of glass is heated to an unknown temperature and dropped into a calorimeter…

A: Mass of piece of glass , mg=0.0550 kg Mass of water into calorimeter , mw=0.150 kg Initial…

Q: If 100.4KJ of heat are added to 6.20 *10 ^2g of water at 22 degrees Celsius, what is the final…

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Q: You are given 204 g of coffee (same specific heat as water) at 80.0°C (too hot to drink). In order…

A: Given Mass of coffee = 204 g Initial temperature of coffee = 80 °C final temperature of coffee = 60…

Q: A hot solid substance with mass 3.44kg and temperature 81.5 oC, is taken out of the oven and placed…

A: Heat lost by the hot body (hot solid substance) = Heat gained by the cold body(water)

Q: A closed box is filled with dry ice at a temperature of -88.3 oC, while the outside temperature is…

A: The rate of heat conduction is given by

Q: You drop an ice cube into an insulated container full of water and wait for the ice cube to…

A:

Calorimetry

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