1784 13 years ago 1784 13 years ago
1. Helmenstine, Anne M. "Watch Glass." Chemistry - Periodic Table, Chemistry Projects, and Chemistry Homework Help. About. Web. 11 Dec. 2011.
2. "watch glass." WordNet® 3.0. Princeton University. 11 Dec. 2011.
3. "What Is Watch Glass Apparatus?." Ask Questions, Get Free Answers - Blurtit. N.p.,
n.d. Web. 11 Dec. 2011.
4. "Chemistry." Middlebury Union High School | Middlebury, Vermont. N.p., n.d. Web. 11 Dec. 2011.
5. "Lab Equipment." ThinkQuest : Library. N.p., n.d. Web. 11 Dec. 2011.
6. Gert, Wrigge, and Gerhardt Ilja. Potassium Ferricyanide in a Watch Glasss.
Photograph.Watch Glass. About. Web. 11 Dec. 2011.
Comments
0