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15-12-2016
Chemistry

contestada

What is the number of moles in 78.4 l of neon at stp?
a. 2.75 moles
b. 3.50 moles
c. 4.25 moles
d. 4.50 moles

Respuesta :

15-12-2016

At STP for any gas, 22.4 liters = 1 mole.
78.4 L * 1mole/22.4L = 3.50 moles

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