Chemistry
10th Edition
ISBN: 9781305957404
Author: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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In the following reaction, oxygen is the excess reactant.
SiCl4 + O2 → SiO2 + Cl2
The table shows an experimental record for the above reaction.
Experimental Record
Trial | Starting Amount of SiCl4 | Starting Amount of O2 | Actual Yield of SiO2 |
---|---|---|---|
1 | 120 g | 240 g | 38.2 g |
2 | 75 g | 50 g | 25.2 g |
- Calculate the percentage yield for SiO2 for Trial 1. Also, determine the leftover reactant for the trial. Show your work.
- Based on the percentage yield in Trial 2, explain what ratio of reactants is more efficient for the given reaction.
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