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??5:49 cvg.cengagenow.com ???? Bing Google Yahoo ???? Chegg.com ????-???? O owLv21 Online t ni???-Google?? Solved: Ni2+ (aq) +2 CH 18 ELECTROCHEM TEST Question 1 Use the References to access important values if needed for this question Question 2 Use the pall-down boxes to specify states such as (aq) or (s). Question 3 1 pt If a box is not needed leave it blank Question 4 Question 5 If no reaction occurs leave all boxes blank and click on "submit Question 6 7 pt Use the table on the information page to predict if a reaction will occur when copper metal and nickel(II) nitrate(aq) are combined. If a reaction occurs, write a balanced equation for the reaction. Question 1 pt Question 9 1 pt Question 10 Question 11 1 pt Question 12 Question 13 Question 14 Question 15 Question 16 1 pt Submit Answer Try Another Versiorn 10 item attempts remaining 1pt 1 pt 1 pt 1 pt Question 17 Question 18 Progress: 13/18 items Due Mar 26 at 11:55 PM PreviousNext Finish Assignment Email Instructor Save and Exit Cengage Learning |Cengage Technical Support

Explanation / Answer

Cu+ + e- ---> Cu Eo = 0.52

Ni2+ + 2e- ---> Ni Eo = -0.25

the standard reduction potential shows that copper has higher reduction potential than nickel .Therefore it will not be able to displace nickel from its solution . Therefore no reaction occurs

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