A 20 kg metal rod is heated 100oC with 2000 J of energy. What is the specific heat of the metal?

Q: 2. How much heat is required to convert 2.0 kg of ice at 0°C to steam at 110.00°C? Answer: Q =…

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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: (1) Suppose a person is covered head to foot by wool clothing with average thickness of 2.5 cm and…

A: Given values: Thickness of the wool clothing (Distance between the isothermal planes), d=2.5 cm…

Q: 12. How much heat is required to raise the temperature of 2 L of water from 25 °C to 85 °C? The…

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Q: 37. (1) One end of a 56-cm-long copper rod with a diameter of 2.0 cm is kept at 460°C, and the other…

A: Given : L=56 cm = 0.56 m Diameter = 2 cm = 0.02 m Area =πr^2=3.14*0.01*0.01=0.000314  ΔT= (460 -…

Q: 4. Calculate the heat transfer in kJ per hour through a solid brick wall 6m long, 2.9m high and…

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Q: 3. Calculate the heat loss per linear feet from 2 in. nominal pipe (2.376 in outside diameter)…

A: Write the given data. R0=1.188 inRi=0.188 ink=0.0376 Btu/hrft°FT0=380 °FTi=78.8 °F

Q: 14) If you wanted to know how much the temperature of a particular piece of material would rise when…

A: Write the expression for the heat energy. Here, m is the mass, c is the specific heat, and ΔT is…

Q: A tank of 10ft3 capacity is half filled with glycerin. The weight density of glycerin is 78.6…

A: Note : Since there are multiple question and as per guidelines we can provide solutions to first…

Q: 5. What is the energy required to raise the temperature of 0.9 kg of water by 11°C given that…

A: Dear student The heat required to raise the temperature of any substance is given by: H = mS∆T Here…

Q: 6. What is the specific heat of a 0.0228 kg sample of a metal that absorbs 1450 J of heat from…

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Q: 1. An ice cube of mass 65 g is taken from a freezer at -15o C and dropped into 125 cm3 of water at…

A: When two objects at different temperatures are kept in contact, they exchange heat until reaching an…

Q: 2. How much heat must be removed from a 200-g block of copper to lower its temperature from 150°C to…

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Q: what is the date of heat conduction through the wooden floor ??

A: Given data: Length, l=0.12 m k=0.141 W/mC0 Area, A=30 m2 Temperature, T2=23.0 0C Temperature,…

Q: A 242.0 g china serving bowl is warmed 65.9°C when it absorbs 3.3 kcal of heat from a serving of hot…

A: we know heat flowing through a material Q = Cm∆T where C = specific heat  m = mass of substance  ∆T=…

Q: A piece of aluminum whose mass is 10 kg has a specific heat capacity of 900 J/kgx°C and is warmed by…

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Q: 36 Suppose 72.3 J of heat are added to a 101-8 piece of aluminuma 20.5 °C. What is the final…

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Q: 7. How much energy is lost by 20 kg copper if it is cooled from 50℃ to 30℃?

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

Q: 1.  If 60 kJ of heat energy are added to 2 kg of water at 30°C, what will be the final temperature…

A: 1. The expression from the heat transfer,

Q: What is the heat in Joules required to raise the temperature of 25 grams of water from 0 °C to 100…

A: Given data:  Mass (m) = 25 g Initial temperature (T0) = 0°C Final temperature (T) = 100°C Required:…

Q: 2. A 20 kg metal rod is heated 100°C with 2000 J of energy. What is the specific heat of the metal?

A: Ans. 1 J/kg C0  or   10-3J/g Co

Q: A 240.0 g china serving bowl is warmed 64.7°C when it absorbs 3.5 kcal of heat from a serving of hot…

A:

Q: 2. A steel plate has a hole of diameter D = 0.5000 cm drilled through it when the plate is at 20°C.…

A: The elongation can be expressed as ΔL=L0αΔT

Q: 1. A copper ball 2cm in radius is heated in a furnace to 400°C. If the emissivity is 0.3, at what…

A: Given : r = 2 cm = 0.02 m T = 400°C = 400 + 273 = 673 K e = 0.3

Q: 11. If you want to find the latent heat of fusion, you take a cup with 0.755 kg of water at 30.0° C…

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Q: 3) a) A Pyrex baking dish with a mass of 545g warms up by 96.7 °C w hen it absorbs 30.9 k of heat…

A: Equation for heat energy is,

Q: If a batch of cookies weighs 60 g, the heat was 700 J and the change in temperature was 20 C°. What…

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

Q: 5. How much energy is needed to heat 0.009 kg of H2O from 25°C to 85°C? For the specific heat use…

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Q: Ex(1): What is the amount of heat energy necessary to raise temperature ( 3 kg ) of Aluminum from (…

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Q: Furnace oil has a heat of combustion of 44MJ/kg.Assuming that 70% of the heat is useful,how many…

A: Given: Heat of combustion of furnace oil, H = 44 MJ/kg = 44 × 106 J/kg Initial temperature of water,…

Q: "A 200.0 g china serving bowl is warmed 65.0°C when it absorbs 2.6 kcal of heat from a serving of…

A: Given quantities: mass of the bowl (m) = 200 g = 0.2 kg temperature change (dT) = 65 degree Celsius…

Q: 6. The specific heat of water is 4,186 J/kg-°C. Approximately how much heat must be added to 0.500…

A: Amount of heat added, Q = m c (tf - ti) Where, m = mass  c = specific heat tf = final temperature ti…

Q: 9.3 kg of copper sits at a temperature of 38 f. how much heat is required to raise the temperature…

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Q: A 250.0 g china serving bowl is warmed 65 °C when it absorbs 3500 cal of heat from a serving of hot…

A: Given that  Mass of the bowl is m = 250 gm Amount of heat energy absorbed by the bowl is Q = 3500…

Q: 3.20 g of boiling water at 100.0°C was splashed onto a burn victim’s skin and cooled to 44.1°C on…

A: Given data The mass of the boiling water is mw = 3.20 g The initial temperature of the boiling water…

Q: 3. A piece of metal with a mass of 15.3 grams has a temperature of 50.0 °C. When the metal is placed…

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Q: 2 A Thermopane window of area 5 m² is con- structed of two layers of glass, each 4.4 mm thick…

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Q: 1. Suppose 79.3 J of thermal energy is added to 111-g piece of aluminium at 22.5°C. What is the…

A: Thermal Energy=79.3J mass of aluminum is m=111g=0.111kg , at temperature 22.5°C Temperature in…

Q: 17. How much heat is required to raise the temperature of 250 ml of water from 25 °C to 55 "C? How…

A: The formula for the amount of heat required to increase the temperature be: The value of the…

Q: 16) The figure shows a graph of the temperature of a pure substance as a function of time as heat is…

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Q: 1. How much energy is lost by 20 kg copper if it is cooled from 50 ℃ to 30℃?

A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,…

Q: 13. The latent heat of fusion for water is 33.5 3 104 J/kg, while the latent heat of vaporization is…

A: The mass of steam releases, ms=1.0 kg   The latent heat of vaporization, hv=22.6×105 J/kg   The…

Q: 1. A carpenter builds an exterior house wall made of wood 3.0 cm thick. The wood has k = 0.080 W/mk.…

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Q: (1) Suppose a person is covered head to foot by wool clothing with average thickness of 2 cm and is…

A: (1) Given: The thickness is x=2 cm=0.02 m, The energy transferred by conduction is q=6000 J, The…

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

Calorimetry

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