Question

If you mix 150.0 of sodium with the necessary amount of chlorine, how much salt should you produce(measured in grams)?

Answer 1

moles Na = 150/atomic mass Na = ??

moles NaCl = same as moles Na (since the ratio of Na to Cl is 1:1 in NaCl).
grams NaCl = moles NaCl x molar mass NaCl.