Magnesium hydroxide is only very slightly soluble in water. The reaction by which it goes into solution is: Mg(O H)2(s) = Mg2+(a q) + 2 0H minus (a g) What will happen if O H minus is added to the solution and why?

Chemistry for Engineering Students
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Chapter11: Chemical Kinetics
Section: Chapter Questions
Problem 11.95PAE: The following is a thought experiment. Imagine that you put a little water in a test tube and add...
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Magnesium hydroxide is only very slightly soluble in water. The reaction by which it
goes into solution is:
minus
Mg(O H)2(s) = Mg2*(a q) + 2 O H
(а q)
What will happen if O H minus is added to the solution and why?
Solid remains. O H minus concentration decreases. Reaction moves to the right.
Solid dissolves. O H minus concentration decreases. Reaction moves to the left.
Solid dissolves. O H minus concentration decreases. Reaction moves to the right.
Solid dissolves. O H minus concentration increases. Reaction moves to the right.
Solid dissolves. O H minus concentration increases. Reaction moves to the left.
Transcribed Image Text:Magnesium hydroxide is only very slightly soluble in water. The reaction by which it goes into solution is: minus Mg(O H)2(s) = Mg2*(a q) + 2 O H (а q) What will happen if O H minus is added to the solution and why? Solid remains. O H minus concentration decreases. Reaction moves to the right. Solid dissolves. O H minus concentration decreases. Reaction moves to the left. Solid dissolves. O H minus concentration decreases. Reaction moves to the right. Solid dissolves. O H minus concentration increases. Reaction moves to the right. Solid dissolves. O H minus concentration increases. Reaction moves to the left.
Solid dissolves. O H
minus
concentration increases. Reaction moves to the left.
minus
Solid remains. O H
concentration increases. Reaction moves to the left.
Solid remains. O H minus concentration decreases. Reaction moves to the left.
minus
Solid remains.OH concentration increases. Reaction moves to the right.
Transcribed Image Text:Solid dissolves. O H minus concentration increases. Reaction moves to the left. minus Solid remains. O H concentration increases. Reaction moves to the left. Solid remains. O H minus concentration decreases. Reaction moves to the left. minus Solid remains.OH concentration increases. Reaction moves to the right.
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