Mole Concept
If 4.4 g of CO2 contains x molecules, what is x? (Molar mass CO2=44 g mol⁻¹)
Select the correct option:
Solution
- Find Moles of CO2:
- n=44 g/mol4.4 g=0.10 mol.
- Calculate Molecules (x):
- x=n×NA
- x=0.10×6.022×1023=6.022×1022 molecules.
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About This Question
- Subject
- chemistry
- Chapter
- some basic concepts in chemistry
- Topic
- mole concept
- Difficulty
- Easy
- Year
- 2025
Solution
- Find Moles of CO2:
- n=44 g/mol4.4 g=0.10 mol.
- Calculate Molecules (x):
- x=n×NA
- x=0.10×6.022×1023=6.022×1022 molecules.
This easy difficulty chemistry question is from the chapter some basic concepts in chemistry, covering the topic of mole concept. It appeared in the 2025 exam.
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