ChemistryIQSign in to ChemistryIQ
Start studying or pick up where you left off
By signing in, you agree to our Terms and Privacy Policy
Your chemistry course just got easier
Ask anything, upload any problem, and get the full worked answer with every step explained.
ChemistryIQHow many grams of CO2 form when 25.0 g of propane burns completely?
Start from the balanced equation, then convert mass to moles.
C₃H₈ + 5 O₂ → 3 CO₂ + 4 H₂O
25.0 g ÷ 44.10 g/mol0.567 mol
× 3 × 44.01 g/mol74.9 g CO₂
The 3:1 mole ratio comes straight from the coefficients...
- 140+ free study resources
- Question banks for ACS Gen Chem, ACS Organic, and MCAT
- Course-aware tutoring from your actual syllabus
7-day free trial on every plan. Cancel anytime.