6CO2 + 6H20 --> C6H12O6 + 602 What is the total number of moles of CO2 needed to make 2 moles of CH1206?

12 mol CO₂

General Formulas and Concepts:

Atomic Structure

CompoundsMolesMole Ratio

Stoichiometry

Analyzing reactions rxnUsing Dimensional Analysis

Explanation:

Step 1: Define

Identify

[rxn] 6CO₂ + 6H₂O → C₆H₁₂O₆ + 6O₂

[Given] 2 mol C₆H₁₂O₆

[Solve] mol CO₂

Step 2: Identify Conversions

[rxn] 6CO₂ → C₆H₁₂O₆

Step 3: Convert

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

Nonmetals usually react by gaining electrons

Ions gain or lose electrons