A home swimming pool contains 15 m3 of water. At the beginning of the swimming season, the water must be heated from 18 to 31°C. How many joules of heat energy must

Q: Distinguish between heat and temperature, using examples to clarify your definitions.

A: Temperature is used to describe the average kinetic energy of a molecule. Heat transferred from hot…

Q: Water (2430 g ) is heated until it just begins to boil. If the water absorbs 5.85×105 J of heat in…

A: The specific heat can be defined as the amount of heat per unit mass that is needed to raise the…

Q: Measuring the change in temperature versus time upon addition of a l water with an initial…

A: Given data set: Volume of water= 9.55 ml Initial temperature= Tw= 26.44 degree celsius.  Equation: y…

Q: If 20.0 g of copper cools from 35.0°C to 32.8°C and loses 38.6 Joules of heat, what is the specific…

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Q: If the specific heat of water is 4.18J/g°C and 325J of heat is added to 56.75g of water, how much…

A: We have to calculate the temperature change when 325 J of heat is added to 56.75 g of water.Specific…

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: A student eats pasta to fuel her for the track competition the next day. As converted to energy,…

A: Law conservation of energy states that energy can neither be created nor destroyed.

Q: In the specific heat equation, what unit must temperature be? Celsius O Fahrenheit Kelvin Joules

A: First we have to know about Specific heat. Specific heat : It is heat required to raise the…

Q: A 100g sample of water at 25 degrees C is heated over a Bunsen burner until it nearly reaches…

A: Recall the following expression to calculate amount of heat (Q) that is required is as follows…

Q: If 89 J of heat are added to a pure gold coin with a mass of12 g, what is its temperature change?

A: Given that: Amount of heat is given (Q) = 89 J                     Mass of gold (m) = 12 g To find:…

Q: (a) Two pans of water are on different burners of a stove. Onepan of water is boiling vigorously,…

A: A substance's boiling point is the temperature at which a liquid's vapour pressure matches the…

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: How many joules are required to heat 150 grams of liquid water from 0° to 100° C?

A: The amount of heat absorbed (or released) by fixed amount of a substance to change its temperature…

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: 79. If 89 J of heat are added to a pure gold coin with a mass of 12 g, what is its temperature…

A: Specific heat of gold, s = 0.13 J/g°C Heat, q = msΔT        89 = 12 x 0.13 ΔT       ΔT = +57.05°C…

Q: The reaction of hydrogen and oxygen gases produces 18.0 g of water and releases 68.2 kcal of heat.…

A: Endothermic reactions can be defined as the reaction which involves the intake of heat while…

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: If 335 g of water at 65.5°C loses 9750 J of heat, what is the final temperatureof the water?

A: Given: The mass of water(m)=335 g Heat lost by water(Q)=-9750 J(heat released by the system is taken…

Q: A 1555 kg car is traveling down the road at 95.4 km/h. While traveling at this rate of speed, what…

A: Given  Mass of Car( m )  = 1555 Kg             Speed( v)  =  95.4 km/h  Kinetic Energy of Vehicle =…

Q: q= 4.184 heat energy in joules. Use the formula: q=(m)(c)(ΔT) where m=mass of water being heated in…

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Q: How much heat energy in joules is gained by water with a mass of 491 g, and a temperature change of…

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Q: 1. For substances that will be in thermal contact, how would we know which will absorb energy…

A: #1: When two substances are in thermal contact with each other, heat is transferred in the form of…

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: 2. When 39.0 grams of silver are cooled from 80.0°C to 63.0°C, 159 joules of heat are released.…

A: Specific heat:The amount of heat required to increases the temperature of the 1 g of the substance…

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: When the automobile brakes to it stop is the lost kinetic energy converted mostly to heat or some…

A: When brakes are applied, the kinetic energy of the car is converted to some other form of energy and…

Q: A 63.3 g sample metal with a specific heat of 0.368 J/g°C is heated using 1873 J of energy. By what…

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Q: Calculate the energy, in joules, to heat a cube of gold with a volume in of 12.0cm^3 from 15 Celsius…

A:

Q: A home swimming pool contains 165 m3 of water. At the beginning of the swimming season, the water…

A: The amount of heat required is determined by using formula q= m c delta T

Q: A certain physical process requires 36.00 kilojoules (kJ) of heat.  Convert this quantity to…

A: Given : Energy in KJ = 36.00 KJ

Q: A 489.9 gram sample of aluminum is initially at 25.7 C. It absorbs 38.27 kJ of heat from its…

A:

Q: equivalent

A:

Q: What is the specific heat of an object that weighs 15 grams and changes temperature from 30 degrees…

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

A: Given: q=435 J of heat absorbed by the substance.m=3.4g of olive oil To Solve: Specific heat…

Q: A sample of water with a mass of 190.4g undergoes a temperature change from 81.25 degrees celsius to…

A: q = mc∆T  q is the amount of heat energy (absorbed or released) m is the mass of substance  c is the…

Q: 67.3 g sample metal with specific heat of 0.246 J/g degrees celsius is heated by 1693 J of energy.…

A: Given data: Mass of metal (m) = 6.3 g, Specific heat of metal (c) = 0.246 J/g o C, Energy (E) = 1693…

Q: Specific Heat Mass of metal 42.156 g Mass of cups and water 60.082 g Mass of cups 10.811 g Mass of…

A:

Q: How many joules of heat energy is required in rising the temperature of 90.1g of water from 29.1 c…

A: It is given that 90.1 g of water is heated and the temperature rises from 29.1°C to a temperature of…

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

A:

Q: A 49 kg sample of water absorbs 358 kJ of heat. If the water was initially at 28.4 ∘C, what is its…

A: The final temperature is calculated using the given formula,

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: In the laboratory a student finds that it takes 37.4 calories to increase the temperature of 14.3…

A: The amount of heat requires to increase the temperature of one gram of compound by 1° is called the…

Q: How many joules of energy are needed to heat 7g of water from 105.0 C to 110.0 C?

A: With the help of the specific heat capacity of a substance,  mass and temperature change conversion…

Q: A home swimming pool contains 155 m3 of water. At the beginning of the swimming season, the water…

A: The joules of heat energy must be supplied can be calculated as,The specific heat of water =…

Q: A 125 g piece of metal is heated to 288°C and dropped into 85 g of water at 12°C. The metal and…

A:

Q: Assuming soda has the same specific heat of water, how much heat needed to removed from the soda to…

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Q: 1,922 Joules of heat are added to 42.5 grams of water, initially at 20∘C. What is the final…

A: The final temperature is given below

Q: Calculate the specific heat capacity of a piece of wood if 1500.0 g of the wood absorbs 67,500…

A: Specific heat capacity can be calculated as follows

Q: If 150 grams of water is heated from 20oC to 30oC, the number of joules of heat energy absorbed…

A: number of joules of heat energy absorbed is given below