What is the molar mass and the mass of 5.0 mol of acetylsalicylic acid, #C_9H_8O_4#?

1 Answer
anor277
Feb 20, 2016

Aspirin has a molar mass of #180.16# #g*mol^-1#

Explanation:

So, we know the mass of 1 mol. You have a 5 mole quantity:

#5# #cancel(mol)# #xx# #180.16*g*cancel(mol^-1)# #=# #???# #g#

In terms of Avogadro's number, #N_A#, how many molecules of aspirin does this mass represent?

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