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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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fisher fisher
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11 years ago
I need to know how to do this with dimensional analysis. Thank you!
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#1
11 years ago
1 mole = 6.02x10²³ atoms  (any element)
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#2
11 years ago
(32.6 mol of Sr)*(6.02 x 10^23 atoms of Sr / 1 mol of Sr) = 1.963 x 10^25 atoms of Sr.

The key in this problem is knowing Avogadro's number which states that there are 6.02 x 10^23 particles or atoms in a mole.
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