please answer A and B x B session masteringchemistry.com/myct/itemview?assignmen

Question

please answer A and B

x B session masteringchemistry.com/myct/itemview?assignmentproblemID 47718519 v c a Search General Chemistry ll, CHM 1143, Spring, 2015, King Ch16 Test Acid-Base E ibra Test tem 9 Time Remaining: 00:24:11 Hide Part A calculate the molar concentration of OH ions in a o 555M solution of hypobromite ion (Bro Kb 4.0 x 10-6) Express your answer using two significant figures. My Answers Give Up Submit Part B What is the pH of this solution? Express your answer using two decimal places. signed in as sydney Schaus Heil previous 9 of 13

Explanation / Answer

Part A. The molar concentration is 0.55 M

Part B. first find pOH = -log(0.55) = 0.26

Thus, pH = 14-0.26 = 13.74

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