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hydroxyzine hydrochloride
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a drug (trade names Atarax and Vistaril) used as a tranquilizer to treat anxiety and motion sickness
출처: wordnet.princeton.edu/perl/webwn
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hydrogen cyanide
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a highly poisonous gas or volatile liquid that smells like bitter almonds; becomes a gas at around 90 degree Fahrenheit and is most dangerous when inhaled; the anhydride of hydrocyanic acid; used in manufacturing
출처: wordnet.princeton.edu/perl/webwn
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hydrogen bond
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a chemical bond consisting of a hydrogen atom between two electronegative atoms (e.g., oxygen or nitrogen) with one side be a covalent bond and the other being an ionic bond
출처: wordnet.princeton.edu/perl/webwn
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hydrogen iodide
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a colorless gas that yields hydroiodic acid in aqueous solution
출처: wordnet.princeton.edu/perl/webwn
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hydrogen ion
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a positively charged atom of hydrogen; that is to say, a normal hydrogen atomic nucleus
출처: wordnet.princeton.edu/perl/webwn
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