5.145 A piece of silver with a mass of 362 g has a heatcapacity of 85.7 J/°C. What is the specific heat ofsilver?

Q: How much heat (in joules) is used to heat an 80.88-gram sample of iron from 3.59 °C to 100 °C if the…

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Q: A 9.41-g piece of platinum was heated to 98.6 °C in a boiling water bath and then dropped onto ice.…

A: Given information:Mass of piece of platinum = 9.41 gMass of ice = 0.36 gBoiling temperature = 98.6…

Q: On a cold day, it feels good to warm our hands by a fire. Assuming our hands have 1000 mL of water,…

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Q: An iron piston in a compressor has a mass of 3.62 kg. If the specific heat of iron is 0.449 J/g°C,…

A: •  The values provided in the question are:-  i) Mass of an iron piston, m = 3.62 kg = 3620 g { 1 kg…

Q: A vessel containing 1.000 kg of water at 25.00 °C is heated until it boils. How much heat is…

A: Given: Amount of water = 1.000 kg Initial temperature of water = 25.00 oC Boiling point of water =…

Q: 2 moles of potassium metal reacts with liquid water to produce solid potassium hydroxide, hydrogen…

A: 2K + 2H2O →2KOH + H2  Given that ∆H = - 162.4 kJ/mol For 2 mol of potassium metal (K) , ∆H = 2 mol x…

Q: 9. If a 85.0°C iron rod that weighs 1.20 kg was placed in 15.2 L of water at 20.0°C, what is the…

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Q: Homes may be heated by pumping hot water through radiators. What mass of water will provide the same…

A: Specific heat capacity is the amount of heat that is required to rise a temperature of 1 kg…

Q: 5.35 A 6.22-kg piece of copper metal is heated from 20.5°Cto 324.3°C. Calculate the heat absorbed…

A: Given :  Mass of copper metal = 6.22 Kg   initial temperature = 20.5°C  final temperature = 324.3°C…

Q: How much heat is released when a 260.0 g plate of copper tools from 5.30 x 10^2K to 20.0C?

A: The specific heat capacity for a given chemical substance or a solution refers to the amount of the…

Q: rial typically used to heat metal radiators is water. If a 5°C, what mass of water was needed to…

A: Given data set: Specific heat of water = 4.184 J/g C Change in Temperature = 79.5 °C We need to…

Q: What is the specific heat of an unknown metal if a 15.1 g sample of this metal shows a temperature…

A: Specific heat capacity of metal can be calculated using formula: Q = m.s.∆T Where Q = heat given m =…

Q: How much heat is released (negative value) if 19.955 g of a metal with heat capacity of 0.385 J/g°C…

A: The given mass of the metal (m) = 19.955 g Heat capacity of the given metal (C) = 0.385 J/g  °C…

Q: Given the table of specific heat values below, what is the identity of a 91.9 g metal sample that…

A: We know that from Thermodynamic Equation

Q: A 50 gram piece of unknown material absorbs 1400 J of energy from a fire and increases in…

A: After absorbing the heat from any source the temperature of the element increases . This depends on…

Q: 5. If 769J of heat is absorbed when 50g of iodine is heated from 70°C to 95°C, then what is the…

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Q: How much energy is gained by copper when 68.4 g of copper is warmed from 13.4°C to 78.4 °C? The…

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Q: What is the specific heat capacity (J/g• °C) of a metal object whose temperature increases from…

A: Specific heat capacity is the amount of heat absorbed by 1 gram of a substance to raise its…

Q: 9. If a sample of chloroform is initially at 25 °C, what is its final temperature if 150.0 g of…

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Q: A 26.9 g sample of ethylene glycol, a car radiator coolant, loses 671 J of heat. What was the…

A: Given :- mass of ethylene glycol = 26.9 g  Heat lost = 671 J  Final temperature = 32.5°C  Specific…

Q: 1. How many KJ are used by a 154lb adult while sleeping for one hour? 2. In the specific heat…

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Q: A chemical reaction is carried out in a 30.0 g calorimeter. The calorimeter has a specific heat of…

A: Here the heat released by the reaction is absorbed by both the calorimeter and water inside the…

Q: What is the specific heat of an unknown substance if 1239 j are required to heat 34g of the…

A: Given Heat = 1239 j and mass is 34 gram

Q: A cube of some frozen substance whose mass is 0.062 kg is taken from a freezer, where its…

A: This question is related to thermodynamics.  Where heat flow takes place. Using the required…

Q: 6.10)A system releases 255 cal of heat to the surroundings and delivers 428 cal of work. What is the…

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Q: What is the final temperature if a 43.6 g piece of iron at 356°C is added to 147 g of water at 25°C?…

A: Interpretation- To determine the final temperature if  43.6 g piece of iron at 356°C is added to 147…

Q: What is the heat of fusion for 89 grams when the heat capacity is 54 J/g?

A: Given : Mass of substance = 89 g And heat capacity of substance = 54 J/g

Q: spe capacity of a metal. A piece of hot metal is dropped onto a weighed quantity of ice. The energy…

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Q: 7. If it takes 105 joules to warm 100 grams of a substance from 20°C to 25°C, what is the specific…

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

Q: 4. An unknown substance requires 567 J of heat to increase its temperature from 0 to 15 °C. The…

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Q: Limestone, CaCO3, when subjected to a temperature of 900 C in a kiln, decomposes to calcium oxide…

A: Answer:

Q: A sample of water with a mass of 764.1g undergoes a temperature change from 41.23oC to 20.82oC. What…

A: Given : Mass of sample = 764.1 g Initial temperature = 41.23oC  Final temperature =20.82oC.

Q: An unknown metal requires 14.6 kJ of energy to raise its temperature from 3.45 °C to 54.87 °C. What…

A: Heat capacity can be calculated using the Heat and temperature difference using the below given…

Q: A person drinks fours glasses of cold water (3 °C) every day. The volume of each glass is 250 mL.…

A: density of substance is defined as mass per unit volume.

Q: A 6.22-kg piece of copper metal is heated from 20.5°C to 324.3°C. Calculate the heat absorbed (in…

A: Given :  Mass of copper metal = 6.22 Kg = 6220 g. initial temperature = 20.5°C  final temperature =…

Q: 3. What is the mass of a silver coin if 5.2 J is required to raise its temperature from 21.0 to 25.0…

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Q: A bucket full of water increased in temperature from 25.0 oC to 27.28 oC after absorbing 1,982.32…

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Q: what is the specific heat in J/gC of a 5.75x10^-3 kg piece of metal if the addition of 41.83 cal of…

A: The heat released or absorbed (q) when the temperature of any substance is raised is calculated as:…

Q: The specific heat capacity of lead is 0.13 J/g-K. How much heat (in J) is required to raise the…

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Q: 3. Gold has a specific heat of 0.129 J/g•°C. How many Joules of heat energy are required to raise…

A: Use the specific heat equation.

Q: 5. How much heat is released to the surrounding when a cloud containing 100 kg of air cool from…

A: Thermochemistry:

Q: 1. A gas expands in volume and does P-V work on the surroundings equal to 325 J. At the same time,…

A: We have to use the below sign convention to find the sign of w and q When heat(q) is going out of…

Q: A 384.7 g sample of gold experiences a temperature change of +10.82 °C while absorbing 635.6 joules…

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Q: When a  brass black was dropped into a 124-gram water, the water temperature increased from 21.0°C…

A: Given,Mass of water, mwater = 124 gMass of brass, mbrass = 77.764 gInitial temperature of water =…

Q: 1. How many joules of energy would be required to raise the temperature of 3.2 grams of mercury…

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Q: A potted plant is placed under a grow lamp, which provides 6,200 J of energy that raises the…

A: The answer is given as follows

Q: 5. Phosphorus trichloride, PC, is a compound used in the manufacture of pesticides and gasoline…

A: As per student demand, solution for question number 5 follow as  5) given that : Mass of PCl3(m) =…

Q: As a gas expands, it absorbs 225 J of heat and does 243 J of work to the outside. Accordingly, the…

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Q: 12. What is the temperature change of a 120 g piece of aluminum whose specific heat is 1.89 J/g°C…

A: Given, mass of Al = 120 g Specific heat, c = 1.89 J/g°C Heat applied, Q = 1800 J  ∆T = ?