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Chemistry, 25.06.2019 21:10 mariah10455
You are about ready to start an experiment in which you must use a sharp razor blade to cut a flower stem in half. what are two safety rules you must follow in this investigation?
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Darla claims that the first periodic table developed by mendeleev was not completely accurate, so it is not useful at all. harmony argues that it establish the periodic table we use today, making it more credible. who is correct and why? darla is correct, because a model that has any mistakes should be thrown out. darla is correct, because a good model would not need to change. harmony is correct, because mendeleev’s model had all of the information correct in the first version. harmony is correct, because mendeleev’s model made predictions that came true.
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Chemistry, 22.06.2019 14:30
Select the word from the list that best fits the definition the nuclear family into which a person is born or adopted.
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