1) The rate of a reaction is described as  a) the concentration of a solution. b) how hot the reaction is. c) the quantity of the products formed over time. d) the quantity of the reactants formed over time. 2) What happens to the reaction rate if a solution is less concentrated? a) It will be colder. b) It will not be affected. c) It will be faster. d) It will be slower. 3) Two beakers have the same reactant solutions at the same concentration. However, one reaction rate is noticeably faster. The cause of the difference is most likely that a) One beaker had reactants at a higher temperature. b) One beaker was smaller. c) One beaker was metal and the other was glass. d) One beaker was cleaner. 4) If we decrease the temperature of a container, the reaction rate will a) decrease b) stay the same c) increase d) stop 5) The 2 factors that determine whether a successful collision will occur are a) low temperature, and sufficient energy or force of collision. b) proper orientation between particles, and sufficient energy or force of collision c) proper orientation between particles, and low temperature d) low temperature, and a closed system

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