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Aspirin has a density of 1.40 g/cm3 what is the volume in cubic centimeters of a tablet weighing 320 mg ?
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A5 mole sample of liquid acetone is converted to a gas at 75.0°c. if 628 j are required to raise the temperature of the liquid to the boiling point, 15.600 kj are required to evaporate the liquid, and 712 j are required to raise the final temperature to 75.0°c, what is the total energy required for the conversion?
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When did stem cell research become known ? who discovered stem cell? what experiments or studies have been conducted so far?
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A gas has a volume of 36.0 L and a pressure of 750. torr when the temperature is 10. °C. What is the...
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