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A 0.732 g mixture of methane, CH4, and ethane, C₂H5, is burned, yielding 2.022 g of CO₂. What is the percentage by mass of CH4 in the mixture? Enter your answer with 2 significant digits. Keep extra digits for intermediate calculations and round off only at the end. Enter only numbers in your answer. Do not include the % sign. Molar masses (in g mol-¹): H, 1.008 Number C, 12.01 O, 16.00

A 0.732 g mixture of methane, CH4, and ethane, C₂H5, is burned, yielding 2.022 g of CO₂. What is the percentage by mass of CH4 in the mixture? Enter your answer with 2 significant digits. Keep extra digits for intermediate calculations and round off only at the end. Enter only numbers in your answer. Do not include the % sign. Molar masses (in g mol-¹): H, 1.008 Number C, 12.01 O, 16.00

Chemistry
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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A 0.732 g mixture of methane, CH4, and ethane, C₂H6, is burned, yielding 2.022 g of CO₂. What is the percentage by mass of CH4 in the mixture? Enter your answer with 2 significant digits. Keep extra digits for intermediate calculations and round off only at the end. Enter only numbers in your answer. Do not include the % sign. Molar masses (in g mol-¹): H, 1.008 Number C, 12.01 O, 16.00
Transcribed Image Text:A 0.732 g mixture of methane, CH4, and ethane, C₂H6, is burned, yielding 2.022 g of CO₂. What is the percentage by mass of CH4 in the mixture? Enter your answer with 2 significant digits. Keep extra digits for intermediate calculations and round off only at the end. Enter only numbers in your answer. Do not include the % sign. Molar masses (in g mol-¹): H, 1.008 Number C, 12.01 O, 16.00
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