3. The chemical equation for the decomposition of potassium chlorate is 2 KClO3(s) → 2 KCI(s) + 302(g) The molar masses of the elements in this equation are: K 39.1 g/mol, CI 35.4 g/mol, O 16.0 g/mol B. Using the Law of Conservation of Mass, how many grams of oxygen formed when 30.6g potassium chlorate decomposed?

3. The chemical equation for the decomposition of potassium chlorate is 2 KClO3(s) → 2 KCI(s) + 302(g) The molar masses of the elements in this equation are: K 39.1 g/mol, CI 35.4 g/mol, O 16.0 g/mol B. Using the Law of Conservation of Mass, how many grams of oxygen formed when 30.6g potassium chlorate decomposed?

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

Chapter3: Stoichiometry

Section: Chapter Questions

Problem 99E: A common demonstration in chemistry courses involves adding a tiny speck of manganese(IV) oxide to a...

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