Chemistry
Chemistry
10th Edition
ISBN: 9781305957404
Author: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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Stoichiometry
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Question

For items 1-4 please refer to the problem posted on the picture.  choose the correct answer correctly.

1. In the above equation, what will be the sum of its coefficients when it is balanced with the smallest possible whole number?

A. 4                B. 8              C. 19                  D. 38

2. How many moles of O2 are required with one mole of ethane, C2H6?

A. 2.0 moles                               B. 4.0 moles 

C. 3.5 moles                               D. 7.0 moles

3. How many moles of CO2 are formed when one mole of O2 is consumed?

A. 0.14 mol CO2                    B. 0.57 mol CO2

C. 1.00 mol CO2                    D. 4.00 mol CO2

4. How many moles of CO2 are formed when 5 moles of C2H6 are consumed?

A. 2.5 moles CO2               B. 5.0 moles CO2

C. 10.0 moles CO2           D. 20.0 moles CO2

 

_C2H6+_O2 CO2+ H20
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Transcribed Image Text:_C2H6+_O2 CO2+ H20
alpicdor C2H6+_O2 →_CO2+ _H2O 1 In the above equation, what will be the sum of its coefficients when it is balanced with the smallest possible whole number? A. 4 В. 8 C. 19 D. 38 2. How How many moles of O2 are required with one mole of ethane, C2H6? ol be A. 2.0 moles B. 4.0 moles C. 3.5 moles D. 7.0 moles 3. How many moles of CO2 are formed when one mole of O2 is consumed? A. 0.14 mol CO2 B. 0.57 mol CO2 C. 1.00 mol CO2 D. 4,00 mol CO2 4.How many moles of CO2 are formed when 5 moles of C2H6 are consumed? A. 2.5 moles CO2 B. 5.0 moles CO2 C. 10.0 moles CO2 D. 20.0 moles CO2
expand button
Transcribed Image Text:alpicdor C2H6+_O2 →_CO2+ _H2O 1 In the above equation, what will be the sum of its coefficients when it is balanced with the smallest possible whole number? A. 4 В. 8 C. 19 D. 38 2. How How many moles of O2 are required with one mole of ethane, C2H6? ol be A. 2.0 moles B. 4.0 moles C. 3.5 moles D. 7.0 moles 3. How many moles of CO2 are formed when one mole of O2 is consumed? A. 0.14 mol CO2 B. 0.57 mol CO2 C. 1.00 mol CO2 D. 4,00 mol CO2 4.How many moles of CO2 are formed when 5 moles of C2H6 are consumed? A. 2.5 moles CO2 B. 5.0 moles CO2 C. 10.0 moles CO2 D. 20.0 moles CO2
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