How many moles are equal to 4.0x1023 atoms of germanium?

0.66 mol Ge

Math

Pre-Algebra

Order of Operations: BPEMDAS

Chemistry

Atomic Structure

Stoichiometry

Step 1: Define

4.0 × 10²³ atoms Ge

Step 2: Identify Conversions

Avogadro's Number

Step 3: Convert

Step 4: Check

Follow sig fig rules and round. We are given 2 sig figs.

0.664321 mol Ge ≈ 0.66 mol Ge

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