When 24.89 grams of fictional compound X is added to water to make 314.9 grams of solution, the temperature increases from 20.22 °C to 35.94 °C. What is the heat of solution for compound X given that the molar mass of compound X is 123.72 g/mol? Assume the specific heat capacity of the solution is 4.18 J/g°C.     20.69 kJ/mol     102.8 kJ/mol     -102.8 kJ/mol     -20.69 kJ/mol     -2.400 kJ/mol

Q: What is the final temperature (in °C) of 920.1 g of water (specific heat = 4.184 J/g.°C) at 24.20°C…

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Q: 4. What is the minimum amount of ice at 0°C that must be added to the contents of a can of diet cola…

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A: Solution:-

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Q: What is the heat change (qtotal) in kilojoules, when 26.4 g of water are warmed from 25.0oC to…

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Q: A generic solid, X, has a molar mass of 65.9 g/mol. In a constant‑pressure calorimeter, 20.5 g of X…

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Q: 1. MgO(s)+2 HCl(aq)->MgCl2(aq)+H2O(l) H1= 2. Mg(s)+2HCl(aq)->MgCl2(aq)+H2(g) H2= 3. H2(g)+1/2…

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Q: constant‑pressure calorimeter, 23.323.3 g of X is dissolved in 297297 g of water at 23.00 °C.…

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Q: 18. What is the final temperature (in °C) of 750.1 g of water (specific heat = 4.18 J/g･°C) at…

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Q: If 80.5 g of KBr are dissolved in 400.0 g of water at 25.0 °C in an insulated container, a…

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Q: A student mistakenly uses 0.31g Mg. Will the temperature change of the solution be affected/ If so,…

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Q: What is the minimum mass of ice at 0°C that must be added to the contents of a can of diet…

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Q: A generic solid, X, has a molar mass of 58.9 g/mol. In a constant-pressure calorimeter, 30.9 g of X…

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Q: How much heat is gained by the water? B. How much heat heat is lost by the zinc metal? C. From the…

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Q: If 30.5 g of LiBr are dissolved 350.0 g of water at 20.0 °C in an insulated container, a temperature…

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Q: What is formed when gas is enclosed in a chamber then liquified under very high pressure? * What…

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Q: enthalpy

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Q: You have 500 g of dry ice at a temperature of 50 K. How much energy would it take to produce carbon…

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