how many kcal of heat are released when freezing 5.00 kg of water at 70.0 degrees celsius to ice at "-15.0" degrees celcius

Q: A certain liquid X has a normal boiling point of 93.90 °C and a boiling point elevation constant K =…

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Q: How much heat (in kJ) is needed when 133.43 g of water warms and boils from 33.45°C to 100°C?

A: The mass of the water sample is = 133.43 g The initial temperature of the water is = 33.45oC The…

Q: Calculate the heat of solution if 5.0 g of benzoic acid, C6H5COOH, is dissolved in 45.0 g of water…

A: Heat change of the reaction is measured as  q = m*c*∆T Where  m = mass of water (g) c = specific…

Q: 0-1. Here is some physical data for the compound trichlorofluoromethane, Ca;F also called freon-1…

A: Mass of compound = 74.5 g Initial temperature = -52.30C Final temperature = 44.9 oC

Q: The boiling point of water H,O is 100.0°C at 1 atmosphere. A nonvolatile, nonelectrolyte that…

A: When a non volatile solute is added to a pure solvent its boiling point increases The difference in…

Q: Magnesium chloride is often used to melt ice on sidewalks. Considering that the solubility of…

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Q: The freezing point of water is 0.00 °C at 1 atmosphere. How many grams of barium chloride (208.2…

A: Given,(i) molar mass of barium chloride = 208.2 g/molchange in freezing point = 0.450 oCmass of…

Q: In joules, how much heat is released when 44.0 g of Ag cools from 199. to 129

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Q: When 59.59 grams of fictional compound X is added to water to make 330.6 grams of solution, the…

A: Given that, the mass of the fictional compound added = 59.59 grams. And the mass of the water =…

Q: When 56.47 grams of fictional compound X is added to water to make 404.5 grams of solution, the…

A: Given 56.47 grams of fictional compound X 404.5 grams of solution T1=20.05°C T2=72.12°C specific…

Q: What is the final temperature (in °C) of 590.1 g of water

A: q = mc∆T  q is the amount of heat energy required  m is the mass of substance  c is the specific…