Encarta says in 1900 NYC, Chicago & Boston, 1,170 of these were powered by steam, 800 by electricity & 400 by gas
In contrast, the electric power business revolves around converting fuel to... [DOC] [TLE] Unit 6 Chemical Energy [PAR] (b) If energy were to be included as a term in this reaction equation, should it .... 
Classify each of these changes as exothermic or endothermic.