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History, 22.06.2019 00:30
Dalton developed the first model of the atom that showed the structure of the inside of an atom
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History, 22.06.2019 02:00
Ascientist performs an experiment where she measures the mass of a piece of metal, pours acid onto the metal, washes the metal, and then re-measures the mass of the metal. the scientist repeats the experiment several times, each time increasing the amount of acid used. the dependent variable in the experiment is the: initial mass of the metal final mass of the metal amount of acid used washing the metal
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History, 22.06.2019 06:30
Which of these rose during the great depression? a migration b consumerism c membership in the republican party d employment
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Which of the following is a physical characteristic of South America? a. The Rocky Mountains c. The...
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