Answered

What is the number of moles in 78.4 l of neon at stp?

A2.75 moles
B3.50 moles
C4.25 moles
D4.50 moles

Verified Answer :

diene

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