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NurseBob222
Answers (2)
I have the answers, but since you were rude to DrBob, I will not give all of them to you besides that number one is "Matter may be lost to or gained from the surroundings" and number ten is 274 g.
1. matter cannot be created or destroyed in a chemical reaction. 2. number of reactant and product atoms 3. 20 g 4. a sealed jar of salad dressing 5. two
