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8.4 × 10²³ atoms H₃PO₄
Math
Pre-Algebra
Order of Operations: BPEMDAS
Chemistry
Atomic Structure
Stoichiometry
Step 1: Define
[Given] 1.4 moles H₃PO₄
[Solve] atoms H₃PO₄
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.
8.4308 × 10²³ atoms H₃PO₄ ≈ 8.4 × 10²³ atoms H₃PO₄