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OpenStudy (anonymous):
which of the following has the greatest mass in grams? 0.3 mol iron (Fe) atoms 1 atom of silver (Ag) 25 atoms of lead (Pb) 1 mole of hydrogen atoms (H)
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OpenStudy (anonymous):
I dont know how. may you explain or interpret
OpenStudy (chmvijay):
mol of iron atoms. 1 mol of hydrogen would be around one gram, and 1 mol of iron would be around 55 grams. so 0.3 x 55 is more than 1
OpenStudy (anonymous):
im sorry, i am not following at all.
OpenStudy (chmvijay):
1 atom weight is big or 25 atoms weight are big
OpenStudy (anonymous):
so the answer is (c)?
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OpenStudy (chmvijay):
no answer is first
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