Consider the vaporization of liquid water to steam at a pressure of 1 atm. (a) Is this process endothermic or exothermic? (b) In what temperature range is it a spontaneous process? (c) In what temperature range is it a nonspontaneous process? (d) At what temperature are the two phases in equilibrium?

CHEM 110 04/13/2016 ▯ Standards of Measurement When we measure, we use a measuring tool to compare some dimension of an object to a standard ▯ Scientific Notation A number is expressed in scientific notation when it is in the form “a x 10^n” where a is between 1 and 9 and n is an integer ▯ Mnemonic for Metric Prefixes: ▯ Terrier (tera) Gigantic (giga) o Meg’s (mega) Killed (kilo) Hector (hector) Decadent (deca) o Base ▯ Base Dec