A 19.4-gram sample of gas is found to have a volume of 1.3 liters at 282 K and 1.2 atm. What is the molar mass of this gas? Show all of the work used to solve this problem.

Question

briellshaw · Answer

what grade you in...  cus im in 7th

peachpi · Answer

Use the ideal gas law.
PV = nRT

P, V, R, and T are given in the problem.
R = 0.082 L-atm/mol-K

Solve for the number of moles, $n$, then use the given mass to find the molar mass.

4815162342 · Answer

@peachpi is the answer 289.55

peachpi · Answer

yes

4815162342 · Answer

How should I show my work?

peachpi · Answer

show the equation, then show the numbers you plugged into it.