Chapter 4 Review Arrangement of Electrons
SOLVE THE FOLLOWING LIGHT & ENERGY PROBLEMS:
1. Find the energy of an infrared photon whose frequency is 2.0 1012 Hz.
1.3 x 10-21 J
2. What is the wavelength of a red light wave whose frequency is 4.3
Chemistry Review: 1st Quarter
PART I: You should know the basics (terms & basic facts) about
Notebook #: _
Significant Figures & Rounding #3
Indicate the number of significant figures then round each to the number of significant figures indicated.
significant figures & rounded to
significant figures, is
Metric Conversions Practice Problems
Solve each of the following problems as directed. Show all your work! Use the correct abbreviation for each unit.
1. Express 1123 picograms (pg) in Gigagrams (Gg).
1.123 x 10-18 Gigagrams
2. Express 83 cm int
PROPERTIES OF MATTER Task Cark Record Sheet
Detected by nose
How easily it can be scratched
Determines if it can dissolve
From solid to liquid
Conducts electrical cu