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chemical action

n.
1.(chemistry) any process determined by the atomic and molecular composition and structure of the substances involved

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  • Idiom of the Day

    lose out to (someone or something)
    to fail to win, to miss first place in a contest
    Our team lost out to the other team in the soccer tournament.



    1.
    The top-ranking candidates (a) / will be appointed in (b) / senior jobs in good companies. (c) / No error (d)

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    Invention
    Invention : sunscreen
    Year : 1944
    Inventor : benjamin green
    Country : us.      .. More >>
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