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A piece of copper has a volume 670 L. What is the mass of the sample, in units of kilograms?
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The student repeated the experiment using a higher concentration of acid. the same volume of acid and the same mass of magnesium ribbon were used. what volume of hydrogen gas would have been produced after 60 seconds?
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A piece of copper has a volume 670 L. What is the mass of the sample, in units of kilograms?...
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