@base . a ; . a . a ; "0021-9584" ; . a ; "20230525100627.511856"^^ ; ; . "Pennsylvania" . a , ; "Journal of chemical education" . , ; "Journal of chemical education." ; ; ; ; ; ; ; "Journal of chemical education" , "Journal of chemical education." ; ; "http://search.proquest.com/publication/41672" , "http://jchemed.chem.wisc.edu/" , "http://pubs.acs.org/journal/jceda8" . .