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Ion concentration and pH

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At 25 degrees C, 0.212 g of barium hydroxide is dissolved completely in sufficient water to make 0.25 liter of final solution.

What is the hydrogen ion concentration (in mol/liter) in this solution?
What is the pH of this solution (to the nearest integer)

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Solution Summary

This solution looks at a Barium Hydroxide solution and calculates the hydrogen ion concentration and the pH.

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One mole of barium hydroxide, Ba(OH)2, weighs 137.3 + 2 * 16.0 + 2 * 1.0 = 171.3 grams.
0.212 grams of Ba(OH)2 is equal to ...

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