Chemistry, 15.12.2020 23:40 treaustin6978
Crude oil is a mixture of many liquids. The crude oil enters the bottom of a tall column, where the mixture is heated. The substances rise up the column until they cool down and condense back to liquids. The components of crude oil can be separated because of differences in which property? density magnetism boiling point physical state
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Chemistry, 21.06.2019 14:50
Your roll: experienced electron speech is adressed to: a new "freshman class" of electrons job: write a speech task: you are to pretend that you are giving a speech to a new group of electrons. be sure to mention their placement in an atom, their charge, and their role in chemical bonding (ionic and covalent) be specific!
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Chemistry, 23.06.2019 04:31
One student said that the investigation was not valid (a fair test). write a plan for the investigation that includes improvements to the method and apparatus
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Chemistry, 23.06.2019 06:30
What is the chemical formula for a compound between li and br? libr li2br libr2 libr3
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Crude oil is a mixture of many liquids. The crude oil enters the bottom of a tall column, where the...
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