Nitrous oxide (n2o), or laughing gas, is commonly used as an anesthetic in dentistry and surgery. how many moles are present in 8.4 liters of nitrous oxide at stp?

Question

Karli Downs

Chemistry

6 August, 14:56

Nitrous oxide (n2o), or laughing gas, is commonly used as an anesthetic in dentistry and surgery. how many moles are present in 8.4 liters of nitrous oxide at stp?

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Answers (1)

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Joey Stone · Answer 1

Answer is: 0.375 moles are present in 8.4 liters of nitrous oxide at stp.

V (N₂O) = 8.4 L.

V (N₂O) = n (N₂O) · Vm.

Vm = 22,4 L/mol.

n (N₂O) = V (N₂O) : Vm.

n (N₂O) = 8.4 L : 22.4 L/mol.

n (N₂O) = 0.375 mol.

Vm - molare volume on STP.