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hydrogen ion concentration

n.
1.the number of moles of hydrogen ions per cubic decimeter

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    tight squeeze
    a difficult financial situation
    Our company is in a tight squeeze now that sales are down from last year.



    1.
    The demand of the workers' union (a) / that the dismissed employee (b) / to be reinstated, has (c) / been accepted by the management, (d) / No error (e)

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