Chemistry, 20.10.2020 21:01, nekathadon
Which best explains how photosynthesis is helpful to humans? OIt reduces the amount of harmful rays released by the sun. O It increases the levels of carbon dioxide in the air. O It provides oxygen for humans to breathe. OIt produces proteins, which humans can eat.
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Chemistry, 22.06.2019 12:30, masteroftheuniverse3
When a scientific theory has been tested and proved by the scientific community, it becomes a law
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Chemistry, 22.06.2019 19:00, innocentman69
How does a catalyst increase the speed of a reaction? a. the catalyst eliminates the activated complex stage, allowing products to form immediately. b. the catalyst lowers the energy level of the reactants, making it easier for them to react. c. the catalyst makes it easier for the activated complex to form, lowering the activation energy. d. the catalyst raises the energy level of the products, making the reaction finish sooner. reset next
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Chemistry, 22.06.2019 22:30, wpatskiteh7203
Draw the aromatic compound toluene (methylbenzene). show all hydrogen atoms, including those on the ring.
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Which best explains how photosynthesis is helpful to humans? OIt reduces the amount of harmful rays...
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