After visiting a wastewater treatment plant, shelley has a few questions.
which question...
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Chemistry, 23.06.2019 01:00
Which of the following is a physical change? a.burning a piece of wood b.sawing a piece of wood in half c.rust forming on an iron fence d.a copper roof changing color from orange to green
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Chemistry, 23.06.2019 01:00
If a straight-chain hydrocarbon is a gas at room temperature, how many carbon atoms will it have? a. 6 carbon atoms b. 12 carbon atoms c. 24 carbon atoms d. 3 carbon atoms
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Chemistry, 23.06.2019 09:00
Describe the process that was used in this lab to create magnesium oxide, specifically identifying the type of chemical reaction. explain why the product had a higher mass than the reactant, and how this relates to conservation of matter.
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Chemistry, 23.06.2019 10:00
State the effect on the concentration of the clo- ion when there is a decrease in the concentration of the oh- ion
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