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Applications of chemistry to reagents, reactions and processes of everyday life. Use this tag for question on chemistry in an out-of-laboratory/class context. DO NOT use this tag merely because the question is about simple chemistry.

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How to tell the difference between paper made of wood pulp or cotton

I have two pads of 140 pound (300 gsm) watercolor paper. One pad has a label saying it is acid-free and made of 100 percent cotton. The other pad also says it is acid-free but does not say what it is …
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