A short, simple video about elements, compounds and mixtures - 3 minutes long. Click here if the video does not load below.
A very thorough video about the atom, and elementary chemistry - 20 minutes long.
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Post a Comment
Please add a comment to this post. Choose the "post anonymously" button, but be sure to sign your comment with your first name, and last initial only. I need to know who writes each comment, but the rest of the world does not! (-: