When a 6.00 g sample of KCl is dissolved in water in a calorimeter that has a total heat capacity of 3.96 kJ⋅K−1, the temperature decreases by 0.350 K. Calculate the molar heat of solution of KCl.

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Q: When a solid dissolves in water, heat may be evolved or absorbed. The heat of dissolution…

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Q: A 7.47 g sample of an unknown salt (MM = 116.82 g/mol) is dissolved in 150.00 g water in a coffee…

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Q: A calorimeter holds 50 g water at 29.0°C. A sample of hot iron is added to the water, and the final…

A: The given mass of the water (m) = 50 g The initial temperature of water (T1) = 29.0 °C The final…

Q: A sheet of gold weighing 10.0 g and at a temperature of 18.0°C is placed flat on a sheet of iron…

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Q: A 4.77 g sample of an unknown salt (MM = 116.82 g/mol) is dissolved in 150.00 g water in a coffee…

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Q: When a 6.00 g sample of KBr is dissolved in water in a calorimeter that has a total heat capacity of…

A: We have to find the molar heat of the solution of KBr

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Q: A student conducts a calorimetry experiment on an unknown metal object. The unknown metal object…

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Q: A 5.71 g sample of an unknown salt (MM = 116.82 g/mol) is dissolved in 150.00 g water in a coffee…

A: Mass of unknown salt = 5.71 gMolar mass of unknown salt = 116.82 g/molAmount of water = 150.00…

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A: Given, Mass of unknown sample ,ms=4.81 g  mass of water, mw= 150 g initial temperature Ti=23.72°C…

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Q: A 6.55 g sample of an unknown salt (MM = 116.82 g/mol) is dissolved in 150.00 g water in a coffee…

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Q: You add some of the white crystals to a small test tube filled with water. The water in the test…

A: This can be calculated by specifi heat formula, CP = (dH/dT)P dH = Enthalpy change  dT = Temperature…

Q: A 6.55 g sample of an unknown salt (MM = 116.82 g/mol) is dissolved in 150.00 g water in a coffee…

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A: The given informations are recorded as shown below,

Q: Consider these reactions, where M represents a generic metal. 1. 2 M'S) + 6 HCI(аq) — 2MСI, (aq) + З…

A: 2M(s) + 6 HCl (aq) →2 MCl3 (aq) + 3H2   ∆H1 =-789KJ HCl (g) →HCl ∆H2 = -74.8 kJ H2 (g) + Cl2 (g) →2…

Q: Consider these reactions, where M represents a generic metal. 1. 2 M(s) + 6 HCI(aq) → 2 MCl, (aq) +…

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Q: A 5.71 g sample of an unknown salt (MM = 116.82 g/mol) is dissolved in 150.00 g water in a coffee…

A: Mass of unknown salt dissolved in 150.00 g of water = 5.71 g Molar mass of the salt  = 116.82 g/mol…