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He worked on Svante Arrhenius 's theory of the dissociation of electrolytes and in 1889 provided physical justification for the Arrhenius equation .
 person: Svante Arrhenius; person: Arrhenius
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: Svante Arrhenius; person: Arrhenius