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Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation:
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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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What units do we use to measure the size of atoms? a. amu b. angstrom c. millimeter d. nanometer...
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