Water (2750 g ) is heated until it just begins to boil. If the water absorbs 5.55 x 10³J of heat in the process, what was the initial temperature of the water?

Q: A 45-g aluminum spoon (specific heat 0.88 J/g °C) at 24 °C is placed in 180 mL (180 g) of coffee at…

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Q: When 435 J of heat is added to 3.4 g of olive oil at 21°C, the temperature increases to 85°C. What…

A: Heat Added =  q= 435 JMass of olive oil = M = 3.4 gInitial Temperature of Olive oil = Ti = 21°CFinal…

Q: What amount of energy is required to heat 71.1g of marble from 21 degrees celcius to 151 degrees…

A: Recall the following expression to calculate amount of required energyQ…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 124.0 g sample…

A: We are assuming no any phase change during additon of heat .  Change in temperature  = 9.9 -(-2.6)…

Q: The temperature of a 95.4 g piece of copper decreases from 48°C to 25°C when the copper releases 849…

A: The amount of heat required to increase the temperature of 1 gram of a substance by 1 degree Celsius…

Q: If it takes 41.72 joules to heat a piece of gold weighing 18.69g from 10.0°C to 27.0°C, what is the…

A: Given, the amount of heat taken by gold q = 41.72 joules amount of gold m = 18.69 g and increase in…

Q: If 4.0 grams of water at 1ºc absorbs 33 joules of heat, what will be the change in temperature of…

A: Given,Mass of water= 4gTemperature = 1 degree Celsius.Heat = 33J

Q: 1. If 200. grams of water is to be heated from 24.0°C to 100.0°C to make a cup of tea, how much heat…

A: Given that:                                             Mass of water = 200 g…

Q: The specific heats of several metals are given below. If the same number of Joules were applied to…

A: The specific heat capacity (C) of a substance is generally expressed in J/goC. It is given as the…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 221.0g sample…

A: Specific heat capacity: The amount of heat required to increase the temperature of one gram of a…

Q: A 125 g of metal is heated to 286 Celcius and dropped into 85.5g of water at 26.0 Celcius. The metal…

A: Heat Capacity: It may be defined as the amount of heat energy needed or loosen by anybody to change…

Q: A 7.0-gram metal sample absorbed 211 J of heat as it was heated from 28°C to 85°C. What is the…

A: Given details, m = 7.0 g Q = 211 J T1 = 28° C T2 = 85° C To calculate the specific heat of the metal…

Q: It takes 770 joules of energy to raise the temperature of 50.0 g of mercury by 110-C. What is the…

A: Given  Heat q = 770 Joule Mass of mercury m = 50.0 g Temperature change ∆T = 110oC specific heat of…

Q: 1-  During a chemical reaction, which of the following statements is ALWAYS true?  I) A system…

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

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: The specific heat of AI is 0.901 J/g C. The specific heat of Iron is 0.449 J/g C. Which substance…

A: The quantity of energy (Q) required can be calculated as follows,

Q: What temperature change will result if 200.0 grams of water absorb 800.0 Joules of heat ?

A: 200 grams of water absorb 800 joules of heat.Mass m = 200 gHeat q = 800 JWe need to calculate the…

Q: Calculate the specific heat of a 300.0g sample of iron. If it took 1000. Cal to raise the…

A: Mass of sample = 300 g Heat needed = 1000 cal ∆T = 123 oC

Q: If 2500 cal of heat are absorbed by 150 grams of water that is initially at 23°C, what is the…

A: Given, mass of water = 150 g  Initial Temperature , Ti = 23°C  Tf = ?  Heat absorbed = 2500 Cal

Q: A sample of water with a specific heat of 4.186 joules/gram is cooled from 45 degrees celsius to 25…

A: Given that, specific heat of water = 4.186 joules/(gram.oC) And the sample of water is cooled from…

Q: A 9.1 g piece of aluminum (specific heat= 0.22 cal/(g* Celsius) received 10.0 cal of heat. What was…

A: The change in temperature of an object on receiving certain amount of heat (q) is expressed as:

Q: Chargers for cell phones get warm while they are being used. Some of the energy that they are using…

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Q: If 31,500J of heat is used to warm 750g of water, what is the temperature change? The specific heat…

A: According to the law of calorimetry,  Heat absorbed by an object can be written as,  Q = ms∆T Where,…

Q: We heat a 25-g sample of metal from 10 °C to 85 °C, 1082 J of energy is added to it by heat.…

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Q: When 435 J of heat is added to 3.4 g of olive oil at 21°C, the temperature increases to 85°C. What…

A:

Q: In the laboratory a student uses a "coffee cup" calorimeter to determine the specific heat of a…

A: Given data : Mass of copper(mc) = 18.9 gms Temperature of copper(Tc) = 99.38°C Mass of water(mw) =…

Q: In the laboratory a student determines the specific heat of a metal. He heats 18.8 grams of aluminum…

A: Given that-Mass of aluminium=18.8 gramsIts initial temperature=98.63°CMass of water=79.1 gramsIts…

Q: Copper wires used to transport electrical current heat up because of the resistance in the wire. If…

A: Explanation Heat capacity Multiplying the mass of a specific substance with its heat capacity and…

Q: how many joules of energy are released when 100.0 g of water cools from 98 degrees Celsius to 30° c…

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Q: Copper wires used to transport electrical current heat up because of the resistance in the wire. If…

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Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 161.0 g sample…

A: A chemist carefully measures the amount of heat needed to raise the temperature of a 161.0 g sample…

Q: if a 26.8 g sample of water (Cwater=4.184J/(g Celcius)] is cooled from 75.6 degrees Celcius to 20.1…

A: Heat change of a cooling or heating process is given by  Q = mCΔT where m = mass of water = 26.8 g C…

Q: Heat produced by combustion of a 3.000 g food sample was –9643J. How much heat, in Joules, was…

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Q: A. HEAT Initial Temperature of Metal A Final Temperature of Metal A 89.67 °C 21.50 °C 4.70 grams…

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Q: How many joules of heat are required to heat 125 g aluminum from 19 degrees C to 95.5 degrees C?

A: Given information:Mass of aluminum = 125 gInitial temperature = 19 ˚CFinal temperature = 95.5…

Q: How many joules of energy are needed to heat 15g of water from 5.0 C to 15.0 C?

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Q: What is the specific heat of tin if a 55.0 g sample absorbs 982 j of heat to raise its temperature…

A: The heat absorbed (q) by a system is given by, q=m.c.∆T where m is the mass, c is the specific heat…

Q: If you wish to heat 4.0 L of water on the wood stove from 10.0 °C to 90.0 °C, how much heat must…

A: To solve this problem, we have to use formula which is- Q=m.c.dT Where m is the mass c= specific…

Q: A 24.0 g sample of iron was heated from 0°C to 35.0°C. It absorbed 4087.4 J of energy as heat. What…

A: Consider the given equation as; Q = M C dT                          .......(1) Consider the given…

Q: How much energy does it take to heat 2.0 kg of water from 25.0 degrees C to 75.0 degrees C?

A: Given that,  Mass of water given m = 2.0 Kg = 2000 g Heat capacity of water c = 4.184 J/g°C Change…

Q: In the laboratory a student uses a "coffee cup" calorimeter to determine the specific heat of a…

A:

Q: In the laboratory a student uses a "coffee cup" calorimeter to determine the specific heat of a…

A: Here, we need to calculate the value of specific heat of tin. Specific heat formula is used to…

Q: How much heat, in joules and calories, is needed to heat up 253 mL of water from 13.3 °C to 85.2 °C?…

A: Given : Volume of water = 253 mL Density of water = 1.00 g/mL Initial temperature of water = 13.3 °C…

Q: If it takes 41.72 joules of heat for a piece of gold weighing 18.69 grams from 10.0oC to 27.0oC,…

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Q: How much heat is required to raise the temperature of 15 x 10g of water from 45F to 130F? The…

A: Answer: This question is based on the following formula: Q=mS∆There:Q=heat exchangedm=mass of the…

Q: What mass of lead is needed to absorb 348 J of heat if the temp of the sample rises from 35.2…

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Q: A gas does 135 J of work while expanding, and at the same time it absorbs 156 J of heat. What is the…

A: Thermodynamics is the study of heat in motion.

Q: 10. It took 4.15 x 103 J of energy to raise the temperature of a piece of copper metal from 31°C to…

A: We have to calculate the mass of metal.