What happens when an amorphous solid breaks?
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A. The solid breaks at predictable places.
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B. The solid breaks at random places.
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C. The break follows a crystal pattern.
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D. The solid shears in flakes or planes.

When the water vapor cools it condenses select a number that represents his process on the

650.j is the same amount of energy as? 2720cal1550cal650.cal2.72cal

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