Physics, 12.01.2021 20:00 christopherholmes
1. Kevin had a small blue crystal of unknown composition and a large green anhydrous crystal of
known composition. He heated both crystals over a laboratory burner. The green crystal did not
give off steam nor did it change physical appearance. The blue crystal, when heated, gave off
water vapor and became a powder. What can you conclude about the blue crystal? Explain.
Answers: 3
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1. Kevin had a small blue crystal of unknown composition and a large green anhydrous crystal of
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