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What is the significance of writing the formula of Sodium chloride as NaCl, and Sodium sulfide as Na2S?
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Layers of rock containing fossils, like the layers illustrated here, are most likely composed of rocks.
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What does the symbol (βhfus) indicate in a phase change?
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The atoms of a solid aluminum can are close together, vibrating in a rigid structure. if the can is warmed up on a hot plate, what happens to the atoms?
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Which of the following is true about the speed of light? it depends on the wavelength.
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What is the significance of writing the formula of Sodium chloride as NaCl, and Sodium sulfide as Na...
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