Calculate Heating 235 g of water from 22.6C to 94.4C in a microwave oven requires 7.06 1 0 4 J of energy. If the microwave frequency is 2.88 1 0 10 s -1 , how many quanta are required to supply the 7.06 1 0 4 J?
Chapter 5 Key: Electron: e number: # Valence Electron: ve threedimensional: 3D Molecular: molec with: w/ Chemical: chem different: diff Positive: pos Negative: neg I. Bonding Theories A. Valence Shell e pair repulsion (VSEPR) Valence Shell e pair repulsion: model predicting the arrangements of ve pairs around a central atom that minimizes their mutual repulsion Electron pair geometry: 3D arrangements of bonding pairs andn lone pairs of e about a central atom Molecular geometry: 3D arrang