Question

How many moles of helium are contained in a 2.5L vessel at 300K under a pressure of 5.35atm?

Answer 1

https://en.wikipedia.org/wiki/Ideal_Gas_Law

Ideal Gas Law

Answer 2

The equation is at the very top of the page, rearrange the formula to solve for moles.

Answer 3

Also make sure the units you sub into the equation match up with the units in the gas constant R

Answer 4

Otherwise you will get a weird answer

Answer 5

oh okay gracias :)

Answer 6

I meant thanks

Answer 7

@Australopithecus
I do not get the correct answer to what you recommended :(

Answer 8

You need to make sure that R has units L atm

Answer 9

0.0821 liter·atm/mol·K

Answer 10

is your R value now try.

Answer 11

okay thanks

Answer 12

Wow I messed up the algebra ugh,

PV = nRT
PV/RT = n