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Chemistry, 19.11.2020 23:50 paigedice8090
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Chemistry, 21.06.2019 15:30, BigDough9090
Becquerel expected to find ( he developed the photographic plate that had sun-exposed minerals on top of it. becquerel expected to find ( he developed the photographic plate that had been in the closed drawer.
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Chemistry, 22.06.2019 17:30, llamasking
Observation and experimentation have led many scientists to accept a theory about the origin of the universe. this theory is called the big bang theory. scientific evidence collected and observed by scientists around the world suggests that the universe is ever expanding from a hot and dense initial state. what makes this a scientific theory? (2 points)
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Chemistry, 22.06.2019 21:00, Janznznz4012
Once similarity and one difference between a mixture of elements and a mixture of compounds
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History, 15.04.2020 04:12
Mathematics, 15.04.2020 04:12