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EnglishTHE SCHOLAR'S LEXICON

alkalinity

/al-kuh-lin-i-tee/US // ˌæl kəˈlɪn ɪ ti //UK // (ˌælkəˈlɪnɪtɪ) //

碱度,碱性物质,碱性,卤素

Definitions

n.名词 noun
  1. 1

    Chemistry.

    • : alkaline condition; the quality that constitutes an alkali.

Examples

  • Enzymes are very sensitive to changes in temperature and to the degree of acidity or alkalinity of the material in which they act.

  • Note the extremes of acidity and alkalinity in which macroscopical growth has developed (Range of reaction).

  • Moreover, it is but little affected by variations in alkalinity, which render the other finishing point quite useless.

  • Alkalinity of commercial potassium cyanide and of cyanide solutions.

  • The less pure samples will show an excess of alkalinity because of the presence of sodium carbonate or of potassium carbonate.

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