Homework Help: Chemistry 101 college

Posted by Katie on Tuesday, July 19, 2011 at 5:31pm.

you have 10 mL of a 1.0 M Ba(OH)2 solution and add it to 2.5 L of water. What is the concentration of hydroxide ionsin the diluted Ba(OH)2 solution?

Chemistry 101 college - DrBob222, Tuesday, July 19, 2011 at 5:59pm
[Ba(OH)2] = 1.0M x (10/2500) = ??
(Or use mL x M = mL x M)
(OH)2 = twice that.

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