Answers: 1
Chemistry, 22.06.2019 12:00, sophiaa23
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.
Answers: 2
How many orbitals are in =5,ā=3,ā=2...
Advanced Placement (AP), 21.05.2020 00:08
Mathematics, 21.05.2020 00:08