Mol. wt. = 5. 612×22.
The number of moles in 5.6 dm³ of Hydrogen gas at STP is 0.25.
Given:
The volume of the Hydrogen gas present at STP = 5.6 dm³
To Find:
The number of moles of the Hydrogen gas present.
Solution:
→ 1 mole of any gas has a volume of 22.4 dm³ at STP.
∵ The number of moles in 22.4 dm³ of Hydrogen gas at STP = 1 mole
∴ The number of moles in 5.6 dm³ of Hydrogen gas at STP = (5.6/22.4)(1)
∴ The number of moles in 5.6 dm³ of Hydrogen gas at STP = 0.25 moles
Therefore 0.25 moles are present in 5.6 dm³ of Hydrogen gas at STP.
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Answers & Comments
Mol. wt. = 5. 612×22.
The number of moles in 5.6 dm³ of Hydrogen gas at STP is 0.25.
Given:
The volume of the Hydrogen gas present at STP = 5.6 dm³
To Find:
The number of moles of the Hydrogen gas present.
Solution:
→ 1 mole of any gas has a volume of 22.4 dm³ at STP.
∵ The number of moles in 22.4 dm³ of Hydrogen gas at STP = 1 mole
∴ The number of moles in 5.6 dm³ of Hydrogen gas at STP = (5.6/22.4)(1)
∴ The number of moles in 5.6 dm³ of Hydrogen gas at STP = 0.25 moles
Therefore 0.25 moles are present in 5.6 dm³ of Hydrogen gas at STP.
#SPJ2