Chemistry, 21.12.2020 18:00, dbarker7174
Please help with at least one of these questions! I have about 15-20 mins left :(
1. Name 2 examples of a physical change and tell why they are physical changes and not chemical changes.
2. Name 2 examples of a chemical change and tell why they are chemical changes and not physical changes.
3. Gold and pyrite (fool's gold) cannot easily be distinguished by color? What other physical property/properties can be used to tell the 2 metals apart from one another?
Answers: 3
Please help with at least one of these questions! I have about 15-20 mins left :(
1. Name 2 example...
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