| NAME _______________________________________ | DATE ______________ |
| 1. | Summarize your results. Compare your prelab predictions to your results. For those that do not agree, identify which you believe to be incorrect (your prediction or your result) and why.
b. increasing the concentration of one or more of the reactants c. raising the temperature at which a reaction is performed d. increasing the surface area of a solid reactant e. adding an appropriate catalyst |
| 2. | Most 1970 pennies look tarnished, but most 1970 quarters do not. Suggest a reason.
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