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Which of the following did jj thompson discover about atoms? a)an atom has an internal structure. b) atoms are tiny indivisible particles. c)electrons orbit the nucleus of an atom. d) the nucleus of an atom contains protons and neutrons.
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If one fission reaction of a uranium-235 atom produced two neutrons, how many neutrons would be released if the chain reaction occurred three more times?
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40dm3 of gas at 760 torr are heated from 5°c to 50°c what is the new volume
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Which statement correctly describes the process of photosynthesis?...
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