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3.85 g Zn

General Formulas and Concepts:

Math

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right

Chemistry

Atomic Structure

Reading a Periodic TableAvogadro's Number - 6.022 × 10²³ atoms, molecules, formula units, etc.

Stoichiometry

Using Dimensional AnalysisExplanation:

Step 1: Define

[Given] 3.55 × 10²² atoms Zn

[Solve] grams Zn

Step 2: Identify Conversions

Avogadro's Number

[PT] Molar Mass of Zn - 65.39 g/mol

Step 3: Convert

[DA] Set up:                                                                                                       [DA] Multiply/Divide [Cancel out units]:                                                            

Step 4: Check

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

3.85477 g Zn ≈ 3.85 g Zn

What record? the question is incomplete