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The comparison of the number of atoms in a copper coin the size of a penny with the number of people on earth is made to illustrate which of the following? a. that atoms are indivisible b. that atoms are very small c. that atoms are very large d. that in a copper penny, there is one atom for every person on earth
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How does the attraction between particles affect the ability of a solvent to dissolve in a substance
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Which of the following best explains why you put KI and Pb(NO3)2 into two separate test tubes before...
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