Copper is sometimes coated on the bottom surface of cooking pans. Copper has a specific heat of 0.385 J/g∘CJ/g∘C. A 25.3 gg sample of copper heated to 86.0 ∘C∘C is dropped into water at an initial temperature of 13.6 ∘C If the final temperature reached by the copper-water mixture is 35.9 ∘C∘C, how many grams of water are present?

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Q: an

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A: heat capacity = m C ΔT m = 50 g C = 4.18 J/g c ΔT = 55-13 = 42 c

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A: Calculate for the final temperature of the mixture see step-2 for further Calculation and concept…

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Q: Sodium chloride, the table salt (NaCl) is added in cooking to enhance the flavor of the food.  When…

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Q: If you have 0.113398Kg of iron. How much heat, in joules, must be added to raise their temperature…

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Q: Calculate the total heat energy in joules needed to convert 20.0g of water from 30.0 c to -20.0c

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Q: A piece of silver with a mass 348 g has a heat capacity of 82.5 JPC. What is the specific heat of…

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Q: A 90.0 g piece of metal, initially at 98.6°C, is placed into 120.0 g of water initially at 24.3°C.…

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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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Q: A 90.0 g piece of metal, initially at 98.6°C, is placed into 120.0 g of water initially at 24.3°C.…

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Q: If a 5.0 gram sample of water is cooled from 75°C to 55°C, how much heat is released? ce =4.18 J/g°C

A: Ans is -418j

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