Which of the following is not used to perform experiments with liquids?
a. beakers
b....
Answers: 2
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.
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Elements in group 2 are all called alkaline earth metals. what is most similar about the alkaline earth metals?
Answers: 1
Chemistry, 23.06.2019 00:00, queenpaige2015
Which samples do the atoms have the least kinetic energy
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