Chemistry, 21.11.2020 01:00 dylancasebere

What are 4 signs that chemical reaction had occurred?

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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, 23.06.2019 06:30, SimplyGenesis762

Generally, observed behavior that can be formulated into a statement, sometimes mathematical in nature, is called a(n): a. observation. b. measurement. c. theory. d. natural law. e. experiment.