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Chemistry, 21.06.2019 22:30
Joseph has hypothesized that sound travels in waves. if he were following the scientific method, what should he do next? a. ask a question. b. test the hypothesis. c. study the results. d. tell other scientists about his hypothesis.
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What are the spectator ions in 2h+ + so42- + ca2+ + 2r → caso4 + 2h+ + 21?
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Flourine is found to undergo 10% radioactivity decay in 366 minutes determine its halflife
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The peak wavelength for the blackbody curve of a star is in the uv range. assuming the radiation from this star can reach earth, would you be able to see it?
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Given: 2h2o2 → 2h2o + o2 structure of h2o2: h–o–o–h bond bond energy (kj/mol) o–h 459 o=o 494 o–o...
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