Answered: Using your correct formula for copper…

World of Chemistry, 3rd edition

3rd Edition

ISBN:9781133109655

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

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

Chapter6: Chemical Composition

Section: Chapter Questions

Problem 17A

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Question

Mass of copper chloride used 1.750 g .
Initial mass of zinc strip 2.650 g .
Final mass of zinc strip 2.050 g .
Mass of empty evaporating dish 49.000 g .
Mass of dried copper metal in dish (first weighing) 49.689 g .
Masses of copper in dish for successive weighings 49.605 g 49.600 g .

Questions:

Using the moles of copper and chloride, determine the smallest whole number ratio of copper
and chloride atoms. What is the empirical formula of the copper chloride used?
9. Using your correct formula for copper chloride writes a balanced equation for the reaction
that took place.
10. Determine the mass and moles of zinc metal that reacted.
that reacted? Do they compare as expected based on the balanced reaction? Why/why not?

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