Infer Xenon, a nonreactive gas used in strobe lights, is a poor conductor of heat and electricity. Would you expect xenon to be a metal, a nonmetal, or a metalloid? Where would you expect it to be on the periodic table? Explain.
9/7 CHAPTER 1 Essential Ideas (cont.) Measurement (cont) 1) The goal is to be accurate and precise a) Accuracy: the degree to which the result of a measurement, calculation, or specification conforms to the correct value or a standard. b) Precision: the degree to which the results are similar (how often you get the same number) Scientific Notation 1) A method for writing numbers that is more prec−6e and often shorter a) Example: .0000025 = 2.5 × 10 2) Significant Figures a) The numbers we know precisely b) Zeros in Significant Figures i) Zeros in the middle of numbers are significant. Z
