A well insulated calorimeter containing 100 ml of water was calibrated bydissolving a known amount of sodium chloride in the calorimeter.The dissolution of sodium chloride in water can be represented by theequation:NaCl(s) + aqNat(aq) + Cl(aq)AH+3.90 kJ mol-¹The temperature of the calorimeter was initially 18.00 °C. A sample of 2.55 g ofsodium chloride was dissolved in the 100 mL and the temperature wasrecorded as 16.30 °C.The calibration factor of the calorimeter is(express your answer to 2 decimal places)0.42kJ °C-1

Mass of NaCl used m = 2.55 g Molar mass of NaCl = 1 x Na + 1 x Cl = 1 x 22.99 + 1 x 35.45 g/mol =…

A well insulated calorimeter containing 100 ml of water was calibrated by dissolving a known amount of sodium chloride in the calorimeter. The dissolution of sodium chloride in water can be represented by the equation: NaCl(s) + aq Na*(aq) + Cl(aq) AH=+3.90 kJ mol-¹ The temperature of the calorimeter was initially 18.00 °C. A sample of 2.55 g of sodium chloride was dissolved in the 100 mL and the temperature was recorded as 16.30 °C. The calibration factor of the calorimeter is (express your answer to 2 decimal places) 0.42 kJ °C-1

A well insulated calorimeter containing 100 ml of water was calibrated by dissolving a known amount of sodium chloride in the calorimeter. The dissolution of sodium chloride in water can be represented by the equation: NaCl(s) + aq Na*(aq) + Cl(aq) AH=+3.90 kJ mol-¹ The temperature of the calorimeter was initially 18.00 °C. A sample of 2.55 g of sodium chloride was dissolved in the 100 mL and the temperature was recorded as 16.30 °C. The calibration factor of the calorimeter is (express your answer to 2 decimal places) 0.42 kJ °C-1

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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