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Chen drew a diagram to compare the ways in which different organisms obtain nitrogen. which label belongs to the area marked z?
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How will the volume of a gas be affected if the pressure is tripled, but the temperature remains the same?
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Which conclusion fits the data in the table? a. heat chemically changes chocolate and margarine. b. all solids become liquid at 100°f. c. removing heat from a substance it to melt. d. matter may change shape when it is heated.
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4) What is the mass of 25.0 moles P2O5?...
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