Demonstrating the temperature dependence of density via construction of a Galilean thermometer

Journal of Chemical Education

Volumn 88, Issue 7, 2011, Pages 983-985

  Priest, Marie A ^a   Padgett, Lea W ^a   Padgett, Clifford W ^a  

^a Armstrong State University   (United States)

Author keywords

Applications of chemistry; First year undergraduate general; Hands on learning manipulatives; Laboratory instruction; Physical chemistry; Physical properties; Thermodynamics; Upper division undergraduate

Indexed keywords

EID: 79960070473     PISSN: 00219584     EISSN: None     Source Type: Journal    
DOI: 10.1021/ed100854b     Document Type: Article

References (5)

1. Galileo thermometer. Wikipedia: The Free Encyclopedia. http://en.wikipedia.org/wiki/Galileo-thermometer (accessed Apr 2011).
2. Equation fit to experimental data obtained from the CRC Handbook of Chemistry and Physics; Lide, D. R., Ed.;CRC Press: Boca Raton, FL, 1991; pp 6-8. See Supporting Information for fitting procedure.
3. National Institute of Standards and Technology Website. http://physics.nist.gov/cgi-bin/Star/compos.pl?matno=169 (accessed Apr 2011).
4. Instructor also measured the density of the specific glassware used to improve the accuracy of the experiment, see Supporting Information.
5. The calibration wire can be omitted and the student can see how close they can get to the target temperature, if there is no plan to construct a working Galilean thermometer.