Question

Calculate the mass of iron(III) oxide (Fe2O3) that contains a billion (1.00 x 10^9) iron atoms. Be sure your answer has a unit symbol if necessary, and round it to 3 significant digits.

Name: Calculate the mass of iron(III) oxide (Fe2O3) that contains a billion (1.00 x 10^9) iron atoms. Be sure your answer has a unit symbol if necessary, and round it to 3 significant digits.
Uploaded: 2022-07-20T15:00:55-08:00
Duration: 1 min 35 s
Channel: Dj Tan
Description: Calculate the mass of iron(III) oxide (Fe2O3) that contains a billion (1.00 x 10^9) iron atoms. Be sure your answer has a unit symbol if necessary, and round it to 3 significant digits.

          Calculate the mass of iron(III) oxide (Fe2O3) that contains a billion (1.00 x 10^9) iron atoms. Be sure your answer has a unit symbol if necessary, and round it to 3 significant digits.

Calculate the mass of iron(III) oxide (Fe2O3) that contains a billion (1.00 x 10^9) iron atoms. Be sure your answer has a unit symbol if necessary, and round it to 3 significant digits.

Added by Diana P.

Chemistry: Structure and Properties

Nivaldo Tro 2nd Edition

Instant Answer

Solved by Expert Dj Tan

07/20/2022

Step 1

00 x 10^9 iron atoms. Given: Number of iron atoms = 1.00 x 10^9 atoms Avogadro's number = 6.022 x 10^23 atoms/mol Number of moles of iron atoms = (1.00 x 10^9 atoms) / (6.022 x 10^23 atoms/mol) Number of moles of iron atoms ≈ 1.66 x 10^-15 mol Show more…

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Calculate the mass of iron(III) oxide (Fe2O3) that contains a billion (1.00 x 10^9) iron atoms. Be sure your answer has a unit symbol if necessary, and round it to 3 significant digits.