A 5 L of water at 75°C is added to 2.5 L of water at 15°C. What is the temperature of the resulting mixture?

Q: The thermal energy of 0.900 mol of a substance is increased by 0.900 J.

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Q: You mix 1.0 kg of water at temperature 80°C with 4.0 kg of water at temperature 10°C. What is the…

A: Q = C m ∆t Where Q = quantity of heat absorbed by a body m = mass of the body ∆t = Rise in…

Q: A coffee-cup calorimeter contains 55.0 g of water at 25.90° C. If 4.21 g gold metal at 89.20° C is…

A: Given that  mw=55 g                    mg=4.21g                    Tw=25.90 o C…

Q: How much heat is necessary to change 585 g of Ice at -7 degrees Celsius to water at 20 degrees…

A: mass = 585 g temperature of ice = -7 C final temperature = 20 C specific heat of ice = 2.108 J/g - C…

Q: If 30.5 g of milk at a temperature of 3.90°C is added to a 260-g cup of coffee at a temperature…

A: Given Data:- Mass of the milk is  mm=30.5g=30.5 g×1 kg1000 g=0.0305 kg Mass of the coffee is…

Q: 500 g sample of water ice is at a temperature of –45 C. If 3 MJ of heat are added to the sample,…

A: Given information and some constants:

Q: 20 g of 60°C water is mixed with 100 g of 15 °C water. What is the final temperature after heat…

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Q: A gas is held at constant pressure. The initial volume and temperature are 40 mL and  227 oC. If the…

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Q: Sixty grams of water are at an initial temperature of 26 °C. Calculate the heat required to…

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Q: A gasoline tank in a car has a capacity of 60 L at 20ºC. If the tank is fully filled without a…

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Q: If 29.0 g of milk at a temperature of 3.95°C is added to a 260-g cup of coffee at a temperature…

A: Given Mass of milk is mm=29.0 g=29.0×10-3 kg Mass of coffee is mc=260 g=260×10-3 kg Initial…

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: 10 kg of water at 80 °C is mixed with 5 kg of water at 20 °C. The final temperature of the mixture…

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Q: Ice at 0 C is mixed with 5 x 10 ² mL of water at 25C. How much ice must melt to lower the water…

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Q: The heat of vaporization of ethyl alcohol is 8.5 x 10^5 J/kg. If 2 kg of it were allowed to vaporize…

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Q: A closed container with a volume of 341 liters contains 5 kg of water at a pressure of 30 bar. What…

A: Given data: The volume of container is V=341 L. The mass of water is m=5 kg. The pressure is p=30…

Q: The average body temperature of a house cat is ?101.5 °F. What is this temperature in Celsius C = 38…

A: Given Average temperature of a cat is TF=101.5 oF Find the temperature in Celsius.

Q: A mixture of 0.1 kg ammonia and 0.1 kg water is to be cooled from 20 Celsius to 5 Celsius. How much…

A: Given data The mass of the ammonia is ma = 0.1 kg=100 g The mass of the water is mw = 0.1 kg= 100 g…

Q: In 15 minutes please!!!

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Q: The heat of fusion of sodium metal is 2.6 kJ/mol. How much heat (in kilojoules) is required to melt…

A: The heat energy required to melt is calculated by using the formula Q=n∆Hf , where n=Mm is the…

Q: 30 g of 80°C water is mixed with 100 g of 20 °C water. What is the final temperature after heat…

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Q: How much heat (in cal) is needed to heat a container of water (with a mass of 5.5 kg) (specific heat…

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Q: 90.0g of Ethyl alcohol is mixed with 200g of water.  If the mixture is heated from 20 degrees…

A: Given,

Q: A 250 grams piece of tin at 99 0C is dropped in 100 grams of water at 10 0C. If the final…

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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: The water equivalent of 5 kg of a substance is 1 kg. Find its heat capacity. 2184 J/C° 4186 J/C°…

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Q: 100 g of ice at 0 °C are mixed with 200 g of water at 50 °C.  If the final temperature of the…

A: Given: The mass of the ice is 100 g. The initial temperature of the ice is 0oC. The mass of the…

Q: If 150 g of ice at 0°C is added to 200 g of water in a 100-g aluminum cup at 30°C, what is the…

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Q: A gasoline tank in a car has a capacity of 60 L at 20°C. If the tank is fully filled without a…

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Q: 50 g of copper is heated to increase its temperature by 100C. If the same amount of heat is applied…

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Q: Brass is an alloy made from copper and zinc. A 0.59 kg brass sample at 98.0°C is dropped into 2.80…

A: Given Data: The mass of brass is: mb=0.59 kg The temperature of brass is: Tb=98.00°C The mass of…

Q: A 4 g sample of aluminum and a 4 g sample of copper are both at a temperature of 25°C. Aluminum has…

A: Specific heat represents the amount of heat required to change a unit mass of a substance by one…

Q: A copper vessel whose mass is 150 g contains 60 g of water at 15.50C. How many calories of heat are…

A: Given data: Mass of copper vessel, mcu=150(g), mass of water, mw = 60 (g), initial temperature ,Ti =…

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: A balloon has 4 moles of gas in it at a pressure of 5.6 atm and a volume of 12 L, what is…

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Q: Sixty grams of water are at an initial temperature of 26 °C. Calculate the heat required to…

A: Given data:  Mass (m) = 60 g Initial temperature (T0) = 26°C Final temperature (T) = 100°C Specific…

Q: 10 grams of ice at 0 degree celcius was mixed with 15 grams of water at temperature of 20 degreee…

A: mass of ice = mice= 10 grams temperature = tice= 0 degree mass of water = mw=15 grams temperature of…

Q: A 100 g glass container contains 250 g of water at 15.0 °C. A 70 g piece of unknown material at 100…

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Q: of Solutions ► If 1.00 kJ of heat is absorbed by a 15.5 g ice cube at -5.00 °C, what will the final…

A: Given, heat absorbed, Q = 1 kJ = 1000 J mass of ice, m = 15.5 g initial temperature, Ti=-5 °C final…

Q: 50 g of ice at 10°C is mixed with 70 g of water at 90°C, what will be the final temperature of a…

A: Let Tf be the mixture’s final temperature.

Q: How much heat is transferred to a 0.1 kg silver chain from the human body if was at 25°C and now its…

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

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Q: How much water at 20 degrees Celsius is needed to melt 500 grams of ice at 0 degree Celsius? a.…

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Q: How much heat (in cal) is needed to heat a container of water (with a mass of 4.1 kg) (specific heat…

A: Given data: Mass (m) = 4.1 kg = 4100 g Specific heat capacity (c) = 1.00 cal/g.°C Initial…

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…