单词 | ph |
释义 | Word Frequency phthe internet domain name for Philippines Word Frequency pHnoun potential of hydrogen; a measure of the acidity or alkalinity of a solution equal to the common logarithm of the reciprocal of the concentration of hydrogen ions in moles per cubic decimetre of solution. Pure water has a pH of 7, acid solutions have a pH less than 7, and alkaline solutions a pH greater than 7 Word Frequency Phthe chemical symbol for phenyl group or radical Word Frequency ph.abbreviation for phase |
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