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Layers of rock containing fossils, like the layers illustrated here, are most likely composed of rocks.
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Use the table to identify the phase and phase changes of the elements under the given conditions. write the name of the substance, phase, or phase change
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Mercury metal is poured into a graduated cylinder that holds exactly 22.5 ml the mercury used to fill the cylinder mass in 306.0 g from this information calculate the density of mercury
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Which of the following does not have a-hydrogen? *
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