This blog is for current and former Chem II students to interact, share, and collaborate. Look for current assignments, info and scholarly advice from former K-ville students. (As Always this Blog is Public. Remember to keep it appropriate, respectful, and represent yourself well, you never know who is reading it!!)
Monday, September 19, 2011
Blog Assignment 1
Current Chem II students are required to post one question or response to one of the comments left by a previous Chem II Student. Preferably a question that keeps the discussion rolling. You will be graded and a lack of thought in your response will be penalized.
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If 50 mL of Sodium Carbonate is put into a swimming pool for cleaning, how much water is needed? Does the answer change if the Sodium Carbonate is still a powder, but has H2O's attached? (There can be 5 or 10 H20's).
ReplyDeleteIt would depend on the recommended molarity, which would depend on the measured pH of the water in the pool. I imagine that it should be close to neutral. It's existence as a hydrate would have an impact as it would increase the molar mass, which would in turn decrease the overall molarity created by the 50 mL.
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