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ashley_brk

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    Physical or Chemical Properties

    in Organic Chemistry

    Posted · Edited by ashley_brk

    1-

    1) Iron metal is magnetic.

    2) Copper conducts electricity.

    3) The mass of the NaCl sample is 30 grams.

    4) Gold is nonflammable

    5)Diamond is a very hard substance.

     

    I should identify the following properties physical or chemical but I could not decide sad.png

     

    2-

    - Formation of snow

    - cooking

    - condensation of rain

    - nuclear fission

    - photosynthesis

    which ones are exothermic reactions and do their temperature rises/falls?

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