Home›Dimensionless numbers of chemistry›فعالیت🌐فارسیEnglishBahasa IndonesiaDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsSvenskaРусскийالعربيةفارسی한국어中文日本語EntityQ423220· pop 26· linked from 168 articlesفعالیتAlso known as thermodynamic activity, chemical activitymeasure of the effective concentration of a species in a mixtureAvailable in 26 languagesEspañolFrançaisDeutsch中文日本語РусскийPortuguêsItalianoالعربيةBahasa IndonesiaCatalanConnectionspartial molar quantityEntityDebye–Hückel theoryEntityCategoriesDimensionless numbers of chemistryPhysical chemistryThermodynamic properties