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Chem question?
The mass of an atom of silver is 1.79 × 10-22 g. How many atoms are in a 0.88 lb sample of silver? (Enter your answer in scientific notation as follows: 1.00E+2 is equivalent to 100).
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- chumpLv 57 years ago
454g/lb. Times 0.88 lb = 399.5 g. Now divide by 1.79E-22 to get the number of atoms. 2.23E24 atoms of silver.
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