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Your friend offers to show you an intrusive igneous rock. which of the following would you expect to see?
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Check the correct box to describe the periodic trends in electronegativity. electronegativity across a period: decreases. increases. electronegativity down a group: decreases. increases.
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Select each correct answer. more than one answer may be correct. which of the following is a characteristic of unicellular organisms? they can possess tissues and organs. all of their functions are performed by a single cell. they are usually microscopic. each of their cells is specialized to perform a specific function.
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What is the mass of 3.01 x 10^23 molecules of oxygen?...
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