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Why does paper "brown" after a while?
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Match the name of the following compound: mgso4 · h2omagnesium sulfate monohydratemagnesium (ii) sulfate monohydratemagnesium (ii) sulfate hydratemagnesium sulfate hydrate
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If 3 moles of a compound use 24 j of energy in a reaction, what is the a hreaction in j/mol?
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Why does paper "brown" after a while?...
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