7.51 × 10²² atoms S
General Formulas and Concepts:Math
Pre-Algebra
Order of Operations: BPEMDAS
Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to RightChemistry
Atomic Structure
Reading a Periodic TableUsing Dimensional AnalysisAvogadro's Number - 6.022 × 10²³ atoms, molecules, formula units, etc.Explanation:Step 1: Define
4.00 g S
Step 2: Identify Conversions
Avogadro's Number
Molar Mass of S - 32.07 g/mol
Step 3: Convert
Set up:Step 4: Check
Follow sig figs and round. We are given 3 sig figs.
7.51107 × 10²² atoms S ≈ 7.51 × 10²² atoms S