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This image is an example of a(n) a) atom. b) compound. c) mixture. d) molecule.
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11. phosphorus-32 is radioactive and has a half life of 14 days. how much of a 124 mg sample of phosphorus-32 is present after 56 days? a) 7.75 mg b) 15.5 mg c) 31.0 mg d) 62.0 mg
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Chemistry, 22.06.2019 20:30
Citric acid has a ph between 1 and 3. it is considered to be aa. weak acidb. weak basec. strong based. strong acid
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Julie goes to Silver River each week for 4 weeks and collets 5 samples of water to test the pH. Repl...
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