us tmpstrmyutuedu/webappsassessment/takenaunchisp7course assessment id .4440 18c

Question

us tmpstrmyutuedu/webappsassessment/takenaunchisp7course assessment id .4440 18course.id-.389 18new attempt a Search QUESTION 2 1 points Which of the following reactors are reductions? (Multiple answer, no partial credit) QUESTION 3 1 points Save Balance the following har (aq) O3 (aq) Note You must use an integer balance and explicitly enter "1 whenever necessary. Also note that e appears on both sades to allow for both oxidation and reduction one of these must have e Do not use spaces or decrmal points in your answers One digit onlyt WRITE YOUR ANSWER DOWN FOR USE IN QUESTION 5l QUESTION 4 1 points Balance the following half NO2(g) H (aq) use integers one digt only one of the e must have a coemicent of WRITE YouR ANSwER DowN FOR USE IN QUESTION 5l Activate Windows Go to PC settings to activate

Explanation / Answer

Q2.

reduction = must be a gain in electrons

a)

clearly, is a gain in electrons, since Pb goes from +2 to 0

b)

this is a loss of electrons, since those are in the product side

c)

once again, thi is a gain in electrons Fe goes from +3 to +2

d)

This is also a gian in electrons, therefore reduction

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