Convert the w/v% on the bottle label to molarity for the bleach (sodium hypochlorite) stock solution you used in the experiment. The molar mass for bleach is 74.44g/mol. If the w/v% is 5%, what is the molarity?
a) 0.067 M
b) 0.0675 M
c) 0.066 M
d) 0.0655 M