How do I answer this question: how many moles of oxygen are there in 2.25 g of CO2? Thank you!
Explanation from Alloprof
This Explanation was submitted by a member of the Alloprof team.
Thank you for your question!
First, remember that a mole contains:
To solve the problem, you must first convert 2.25 g of CO2 in moles. The molar mass of CO2 is 44.095 g.
• n: number of moles
• m: mass of the substance
• M: molar mass of the substance
Subsequently, it must be considered that in one mole of CO2 there are two moles of O. Thus:
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