how many grams of chlorine can be liberated from the decomposition of 64.0g of AuCl3 by this reaction

2 AuCl3----> 2 Au + 3cl2

2 answers

All you need to do is convert to moles AuCL3 and then use the mole ratio and convert back to grams Cl2

64.0*(1 mol/233g)*(3 mol Cl2/2mol AuCl3)*70.906gCl2=

29.214
wrong