3.25 x 10^24 molecules of dinitrogen pentoxide would be how many moles?

5.40 mol N₂O₅

General Formulas and Concepts:

Math

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right

Chemistry

Atomic Structure

Using Dimensional AnalysisAvogadro's Number - 6.022 × 10²³ atoms, molecules, formula units, etc.Explanation:

Step 1: Define

3.25 × 10²⁴ molecules N₂O₅

Step 2: Identify Conversions

Avogadro's Number

Step 3: Convert

Set up:                               Multiply:                                                                                                          

Step 4: Check

Follow sig fig rules and round. We are given 3 sig figs.

5.39688 mol N₂O₅ ≈ 5.40 mol N₂O₅

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