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A factor in an experiment that is changed on purpose is
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There are 6.022 x 10^23 atoms of hg in 1 mole of hg. the number of atoms in 4.5 moles of hg can be found by multiplying 4.5 by 6.022 x 10^23 a. 2.7 x 10^24 b. 27 x 10^23 c. 2.71 x10^24 d. 27.099 x 10^23
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Asample of radium-226 will decay 1/4 of its original amount after 3200years. what is the half-life of radium-226?
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What is the most stable monatomic ion formed from nitrogen
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A factor in an experiment that is changed on purpose is...
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