Asked by Amber

calculate the mass in grams of carbon needed to produce 160 grams of CO2 burning. C + O2 -> CO2
Answered by Steve
mol wt of CO<sub>2</sub> = 12 + 32 = 44

160g = 3.64 moles

3.64 moles of C = 3.64 * 12g = 43.63g

Use more precise weights if needed.
Answered by Amber
Where is the 12g coming from?