How much natural gas do you need to burn to heat twenty gallons of water?

Q: If 7,492J of energy was added to 5g of water that starts at 11oC, what will the final temperature…

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Q: What temperature change will result if 200.0 grams of water absorb 800.0 Joules of heat? 70 Degrees…

A: Given that the value of mass and heat then We have to determine the value of temperature change.

Q: The heat of vaporization of water is 2257 Joules/gram or 540 calories/gram. What energy in Joules is…

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Q: A man and his wife bought a 16.00 oz steak that contains 569 Calories and cooked this steak for…

A: Steak ( food )

Q: If 10 grams of 0 degree water is heated up to 20 degree’s, how many calories were transferred?

A: Given  Mass of water (Mw) = 10 g at   0° C   We have to heat up it by 20° C   We know specific heat…

Q: What is the total amount of heat needed to change 2,181g of an unknown substance at 12.5C to 178.8C?…

A: Given :-  mass , m = 2.181 g = 2.181 * 10-3 kg To = 12.5o c Tf = 178.8o c ∆T = Tf  -  To  = 178.8  -…

Q: A balloon has a volume of 0.2 m3 at room temperature (22 C) and is then placed in a freezer. What…

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Q: How much heat is necessary to change 300g of water at 10 degrees celsius into water at 90 degrees…

A: It is given that,

Q: Given the parameters below, estimate the percent outside air in this simple single zone heating…

A: Outside air temperature= 5 C Return air temperature= 22 C Mixed air temperature = 18.3 C

Q: On a brisk walk, a person burns about 331 Cal/h. If the brisk walk were done at 3.5 mi/h, how far…

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Q: How many kilocalories of heat would be needed to melt 20kg of ice at -30 degrees Celsius and…

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Q: A beaker of water contains 175 mL of water starting at 27.4 °C. What will the temperature be if 39.3…

A: Given data: Mass (m) = 175 ml = 175 g Initial temperature (T0) = 27.4 °C Heat absorbed (Q) = 39.3 kJ…

Q: How much heat is needed to change a 500g of water to steam at boiling point?

A: Given data:  Water at boiling point  Mass (m) = 500 g Required: Heat needed to convert water into…

Q: How much heat in joules is needed to raise the temperature of 5.0 L of water from 0 degrees Celsius…

A: Given data:  Volume of water = 5.0 L = 5.0 × 10-3 m3 Initial temperature (T0) = 0 °C Final…

Q: how many caloriers are absorbed by a pot of water with a mass of 500g in order to raise the…

A: Given data:  Mass (m) = 500 g Initial temperature (Ti) = 20°C Final temperature (Tf) = 30°C…

Q: How many joules are needed to change the temperature of 1 gram of water by 1°C?

A: Mass of water is 1g Temperature change is 1oC Specific heat capacity of water (s) is 4.2 J/g

Q: What is the specific heat of a 5.1 -kg substance if 135j of heat is needed to raise the temperature…

A: Mass of the substance is m = 5.1 kg Heat required, Q = 135 J Difference in temperature is…

Q: How many kilograms of ice will it melt?

A: Given data: The mass of water is: m =4 kg The mass of ice is: M The temperature of the water is: T1…

Q: How much will the temperature change if 5000J of heat is added to 1.0kg of sand?

A: Given data:  Heat added (Q) = 5000 J Mass (m) = 1.0 kg Required: Change in temperature (ΔT)

Q: A bottle containing 4 kg of water at a temperature of 16 degree Celsius is placed in a refrigerator…

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Q: How long would it take a person with an average body (surface area of 1.8 m^2 and normal body…

A: Given  The surface area of the body is A = 1.8 m2. The number of moles of air is m = 2700 mol. The…

Q: What is the latent heat of fusion of a substance if it takes 4.5 x 10 4 J to melt 750 grams?

A: Given data: Energy energy (E) =4.5 × 104 J Mass (m) = 750 g = 0.750 kg Required: Latent heat of…

Q: If the latent heat of fusion of water is 334,000 J/kg, how much heat energy must enter 10 kg ice to…

A: Latent heat of fusion L = 334000 J/kg Mass of ice m = 10 kg Consider heat required to melt it is Q…

Q: If 500J of thermal energy is dissipated in 10s through a steel bar raising its temperature by 8K and…

A: Write the expression for thermal conductivity of the steel bar.

Q: 24 cubic feet of a gas at a gauge pressure of 246 psig is compressed to 6 cubic feet. After the…

A: Given data: The initial volume of the gas is Vi=24 ft3. The initial pressure of the gas is Pi=246…

Q: A man consumes 3000 kcal of food in one day, converting most of it to maintain body temperature. If…

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Q: If 100 calories are added to 40 g water,  calculate the  change in the water  temperature(T) water…

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Q: Five kilograms of alcohol is at a temperature of 60°C. How much heat must be removed to reduce its…

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Q: 5. An Olympic-size pool is 50.0 m long and 25.0 m wide. How many gallons of water (density = 1.0…

A: The volume of water is given by , V = l×b×h where , l is the length of pool = 50m b is the width of…

Q: How much heat (in J) is needed to raise the temperature of 7 kg of iron from 22 degrees Celsius to…

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Q: How much heat is necessary to raise the temperature of 1000 g of ethanol from 20oC to 80oC? The…

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Q: A coffee-cup calorimeter contains 50 mL of water with an initial temperature of 24.8°C. An unknown…

A: Volume of water = 50 mL  Initial temperature of water = 24.8° C  Mass of metal = 1.972 gram  Initial…

Q: If 7,446J of energy was added to 4g of water that starts at 9°C, what will the final temperature be?…

A: Write the expression for the energy added. Here, m represents the mass, c represents the specific…

Q: If a 3.6 moles of an ideal gas occupies 150 mL tank at a temperature of -5 °C, what is the pressure…

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Q: + + CH, 20, co, 2H,0 methane oxygen carbon dioxide water 16 g 2*32 g 44 g 2*18 g

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Q: 1. Air and fuel enter a furnace used for home heating. The air has an enthalpy of 302 kj/kg and the…

A: The enthalpy of the air, ha=302 kJ/kg The enthalpy of the fuel, hf=43207 kJ/kg The enthalpy of the…

Q: How much energy in Joules is required to melt 415g of ice? The latent heat of fusion of ice is: Lf =…

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Q: How much natural gas does it take to heat a home? 26 litres of water between 0 and 30 degrees…

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Q: How much heat is given up when 20 g of steam at 100 deg C is condensed and cooled to 20 deg C?

A: mass of steam = 20 g initial temperature = 100oC final temperature = 20oC

Q: How much heat is required to heat 1.5kg of water from 7degree Celsius to 85degree Celsius

A: Given, Mass of water,m=1.5 kg Change in temperature, ∆T=85-7=78 °C Specific heat capacity of water,…

Q: One gram of ice at 0°C is placed on a container containing 2,000,000 cubic meters of water at 0°C.…

A: Given data: ice's mass m = 1 g  Initial temperature Ti = 0 oC final temperature Tf = 0 oC volume of…

Q: A quantity of gas in a piston cylinder has a volume of 0.472 m3. If the gas is initially at room…

A: Initial volume,  Initial temperature,  Final volume,

Q: A piece of rock with a mass of 15.5 g and a specific heat of 1.76 J/g·°C is placed in a calorimeter.…

A: Given data:  Mass (m) = 15.5 g Specific heat capacity (c) = 1.76 J/g.°C Heat energy (Q) = 175 J…

Q: How much heat is required to melt 30kg of ice at 0 degrees celsius to water at 90 degrees celsius?

A: Converting ice at 0oC to water at 90oC is two step process. step 1 - The ice at 0oC is converted is…

Q: 1 liter of 30°C water is mixed with 4,000g of 50°C water. What will be the temperature of the…

A: When heat energy is supplied to or absorbed from an object the temperature of the object will…