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2. Write the equations of the reactions. Write the electron balance and put the coefficients and point out the oxidant and the reductant. K,Cr,0,+H,S+H,SO, →Cr,(SO,),+S+K,SO, + H,O P+HNO, → H,PO,+NO,+H,O 3.

2. Write the equations of the reactions. Write the electron balance and put the coefficients and point out the oxidant and the reductant. K,Cr,0,+H,S+H,SO, →Cr,(SO,),+S+K,SO, + H,O P+HNO, → H,PO,+NO,+H,O 3.

Principles of Modern Chemistry
Principles of Modern Chemistry
8th Edition
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Chapter17: Electrochemistry
Section: Chapter Questions
Problem 84AP
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2. Write the equations of the reactions. Write the electron balance and put the coefficients and point out the oxidant and the reductant. K,Cr,0,+H,S+H,SO, →Cr,(SO,),+S+K,SO, + H,O P+HNO, → H,PO,+NO,+H,O 3.
Transcribed Image Text:2. Write the equations of the reactions. Write the electron balance and put the coefficients and point out the oxidant and the reductant. K,Cr,0,+H,S+H,SO, →Cr,(SO,),+S+K,SO, + H,O P+HNO, → H,PO,+NO,+H,O 3.
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