Which of the following compounds does NOT contain a polar covalent bond? A. CH 3 CH 2 CH 2 OH B. Ozone (O 3 ) C. CH 3 CH(NH 2 )CH 2 CH 3 D. CH 3 CH 2 CH 2 CH 2 Li

Which change in temperature is the smallest? a change of 1 thomson degree a change of 1 kelvin degree a change of 1 fahrenheit degree a change of 1 celsius degree

Which of the following is an example of physical change not a chemical change? a) a log gives off heat and light as it burns. b) a tree stores energy from the sun in its fruit. c) a penny lost in the grass slowly changes color. d) a water pipe freezes and cracks on a cold night.

Building glycogen from glucose molecules is an example of