Chemistry, 20.08.2020 19:01, graygraygray6402
Sarah is in her chemistry lab doing an experiment. When she goes to take the mass of the chemical she is working with, she discovers that the balance is gone! Sarah knows the density of her chemical is 10 g/mL, and the volume is 5 mL. What is the mass of her chemical?
Answers: 3
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Compare and contrast physical changes with chemical changes.
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Two solids are mixed in a flask and stirred. after a few minutes, the flask becomes cold. which of the following best describes this reaction? a. an exothermic reaction b. a combustion reaction c. an endothermic reaction d. a decomposition reaction
Answers: 1
Sarah is in her chemistry lab doing an experiment. When she goes to take the mass of the chemical sh...
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