Metal Specific Heat (J/goC) Calcium 0.647 Iron 0.449 Silver 0.235 Gold 0.129 Refer to the date above. After absorbing 0.500 kJ of energy, a 55.5 g sample of an unknown substance has a temperature increase of about 14 degrees Celsius. Identify the substance. Gold Calcium Silver Iron

Q: A 110.0-g sample of a gray-colored, unknown, pure metal was heated to 92.0 oC and put into a…

A: Assuming specific heat of metal is C. Since all the heat released by metal in reaching the final…

Q: A 25.0 g piece of metal at 4.0 °C is dropped into a calorimeter containing 13.6g of water.  The…

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Q: Specific Heats of Substances Substance Specific Heat (J/g°C) Substance Specific Heat (J/g*C) Ice…

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Q: mass of the substance

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Q: Given that the specific heat of copper is 0.385 J/g K find the amount of energy in joules required…

A: C= 0.385 J/g.K  m= 19.45 g dT= 35.2 - 27.4       = 7.8°C

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Q: An unknown metal has a mass of 94.1 g. When 638 J of heat are added to the sample, the sample…

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Q: A 55-gram aluminum spoon (specific heat 0.88 J/g°C) at 54°C is placed in 150 mL of coffee at 105°C…

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Q: Which of the following will use the least amount of heat to increase in temperature by 10 °C? I. 2…

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Q: how much heat is released when 51.1 g of copper cools to 75.0°C from 58.9°C given the specific heat…

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Q: I know the specific heat of a metal in J/gC. I know how to calculate the specific heat of the same…

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Q: A 15.0 gram lead ball at 25.0°C was heated with 40.5 joules of heat. Given the specific heat of lead…

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Q: Consider the specific heats of copper, iron, gold, and aluminum, given in the table Substance…

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Q: The specific heat of a certain type of cooking oil is 1.75 J/(g-°C). How much heat energy is needed…

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Q: A 12.48 gram sample of an unknown metal heated to 99.0℃ was plunged into 50.0mL of 25.0℃ water. The…

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Q: How much heat is absorbed when the temperature of a 4.1 g copper coin increases from 15.3 °C 74.6…

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Q: A sample of aluminum metal absorbs 10.3 J of heat, upon which the temperature of the sample…

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Q: heat

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Q: Q5 A metal object with a mass of 19 g is heated to 96 °C and then transferred to a calorimeter…

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Q: How much energy is needed to raise the temperature of 5.0 g of gold by 25°C? The specific heat of…

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Q: A 15.7 g sample of unknown metal gave off 258.108 J of heat as its temperature decreased from 92.5°C…

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Q: Calculate the amount of heat (in J) required to raise the temperature of 38 g of iron from 26°C to…

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Q: Aluminum has a specific heat of 0.9J/(g °C). How much energy in kJ is needed to raise the…

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Q: A chemical substance has a specific heat of 0.636 J/g⋅ºC. If 17.4 grams of this substance is heated…

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Q: What amount of heat is needed to raise the temperature of a 12.7 g piece of aluminum (specific heat…

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Q: Part A The specific heat capacity of sold copper metal is 0.385 JigK. How many joules of heat are…

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Q: A 25.0g piece of aluminum sits in a room and cools.  It loses 4300.0 J of heat. If the initial…

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Q: 2. IN Question 6 Metal Specific Heat (J/g°C) Calcium 0.643 Iron 0.449 Silver 0.235 Gold 0.129 After…

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Q: A sample of copper absorbs 44 kJ of heat, resulting in a temperature rise of 65 °C. Determine the…

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Q: The specific heat of a certain type of cooking oil is 1.75 J/(g⋅°C). How much heat energy is needed…

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Q: A student doing a lab found that a 81.0 g piece of silver metal had a specific heat of 0.233 J/g°C…

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Q: You are given 50g of an unknown metal. You apply 6000J of energy to the metal, raising its…

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Q: A student heated a 56.0000 g metal object to 97.3 °C and transferred it to a calorimeter containing…

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Q: If 1495 J of heat is needed to raise the temperature of a 357 g sample of a metal from 55.0°C to…

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