Chemistry, 08.12.2021 23:30 mariahisawsome1
The density of ocean water is increased by ……………A- cooling and melting of freshwater ice. B- heating and melting of freshwater ice. C- cooling and freezing of freshwater ice. D- heating and freezing of freshwater ice.
Answers: 1
Chemistry, 22.06.2019 02:30
List four observations that indicate that a chemical reaction may be taking place
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Chemistry, 22.06.2019 05:30
The table describes how some substances were formed substance 19 description formed by boiling pure water formed by combining three hydrogen atoms to every nitrogen atom formed by adding 5 g of sugar to 1 l of water formed by compressing carbon under high pressure based on the given descriptions, which substance is most likely a mixture?
Answers: 1
Chemistry, 22.06.2019 12:00
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
The density of ocean water is increased by ……………A- cooling and melting of freshwater ice. B- heating...
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