The same student wanted to determine the heat of dissolution for potassium chlorate (KClO3, MW: 122.55 g/mol) in water. He measured 10 grams of KClO3 and dissolved it in a calorimeter containing 250 g of water. The temperature drop was 3.5 K. What is qH2O?What is qrxn?What is ΔHrxn?

There are two heats involve. Heat of solution and heat from water. q1 +q2 =0 let n= mol Of KClO3…

Answered: The same student wanted to determine…

Chemistry: Principles and Reactions

8th Edition

ISBN:9781305079373

Author:William L. Masterton, Cecile N. Hurley

Publisher:William L. Masterton, Cecile N. Hurley

Chapter8: Thermochemistry

Section: Chapter Questions

Problem 88QAP: A sample of sucrose, C12H22O11, is contaminated by sodium chloride. When the contaminated sample is...

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The same student wanted to determine the heat of dissolution for potassium chlorate (KClO₃, MW: 122.55 g/mol) in water. He measured 10 grams of KClO₃ and dissolved it in a calorimeter containing 250 g of water. The temperature drop was 3.5 K.

What is q_H2O?

What is q_rxn?

What is ΔH_rxn?

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