Answer: 9.13 mol
Step-by-step explanation:
The equation that would be used is n=m/M (n=number of moles m=mass M=molar mass)
We know the m is 534g so to find the number of moles we need to know the molar mass (found on the periodic table)
THe molar mass of NaCl is 58.5
n= 534/58.5
n= 9.13 mol (3sf)