Answer to Question #156331 in Inorganic Chemistry for Vida

Question #156331
A chip used in a microcomputer contains 5.74 x 10-3g of silicon. Calculate the number of silicon atoms in the chip. [ Si = 28; Avogadros constant 6.02 x 1023]
1
Expert's answer
2021-01-18T01:57:52-0500


1 mole of Si = 6.02 × 1023 atoms

2.05 × 10-4 moles of Si = x


x = = 1.234 × 1020 atoms.


Therefore, the chip has 1.234 × 1020 atoms.


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