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The difference between the atomic number of an element and the element’s atomic mass is the number of ions.
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Which scientists contributed to the determination of how cfcs in clouds in the upper atmosphere could destroy ozone molecules
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Which statement best describes the liquid state of matter? a. it has definite shape but indefinite volume. b. it has definite shape and definite volume. c. it has indefinite shape and indefinite volume. d. it has indefinite shape but definite volume.
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As a group, living things must be able to do all of the following except a. respond to their environ...
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