36. Correct Response One D The mass of all substances that are present before a chemical change equals the mass of all the substances that are remaining after the change D 100
37. Question Number Two D What type of reaction is Iron metal plus oxygen produces iron (II) oxide D 200
47. Correct Final Jeopardy Response What are Combustion, Single-Displacement, Double Displacement, Synthesis, and Decomposition. Click on screen to continue
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