Chemistry, 08.10.2019 21:50 spiderman66
Why does ice have a different density than liquid water?
a. it has lighter molecules. b. it has more molecules. c. it has a different amount of space between molecules. d. it has several different kinds of molecules.
Answers: 2
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Working with si (metric) units for each of the following commonly used measurements, indicate its symbol. liter gram milliliter kilogram meter centigram milligram centimeter kilometer second millimeter milliseconds
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An electron moved from shell n = 2 to shell n = 1. what most likely happened during the transition? a fraction of a photon was added. a photon of energy was absorbed. a fraction of a photon was removed. a photon of energy was released.
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Chemistry, 22.06.2019 17:00
Complete each row of the table below by filling in the missing prefix or missing exponent.
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Chemistry, 22.06.2019 17:30
Energy defines the different "states" of matter. in no more than 3 sentences, describe the amount of kinetic energy that each of the 3 states of matter possesses and relate that to the atom/molecular motion of each "state".
Answers: 2
Why does ice have a different density than liquid water?
a. it has lighter molecules. b. it...
a. it has lighter molecules. b. it...
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