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14 April, 08:33

What's a difference between mercury and oxygen?

(They both are elements)

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  1. 14 April, 09:32
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    - - There are 80 protons in the nucleus of every atom of Mercury,

    but only 8 of them in the nucleus of an atom of Oxygen.

    - - Mercury must be warmer than 357°C in order to boil, but Oxygen

    must only be warmer than - 183°C.

    - - Mercury must be colder than - 39°C in order to freeze, but Oxygen

    must be colder than - 219°C.

    - - Oxygen is required for human life. Mercury is a deadly poison.
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