CK-12 Chemistry - Second Edition - Yes, it is really free. Check it out! What I have seen so far, it is not as dry as the text we currently use. There are also embedded videos for you check out.
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CK-12 Chemistry - Second Edition - Yes, it is really free. Check it out! What I have seen so far, it is not as dry as the text we currently use. There are also embedded videos for you check out.
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