How many grams of Ne are in a neon sign that contains 0.0450 mol of neon gas?

1 Answer
Mar 3, 2016

Almost #1# #g#.

Explanation:

Elemental neon has a molar mass of #20.18# #g# #mol^-1#. To get the mass, simply multiply the molar mass by the molar quantity:

#0.0450# #mol# #xx# #20.18# #g*mol^-1# #=# #??g#