concentration HELP final tomorrow!!!!?

Normal Saline solutions contains 0.9% NaCl, express this concentration in morlarity (mol/liter) given the formula mass of sodium chloride is 58.5

Help I have a final tomorrow and I do not know how to do this. Thank you

What???!2010-06-15T16:57:51Z

Favorite Answer

Molarity (M) = % x d x 10 / Mwt.

= 0.9 x 1 x 10 / 58.5 = 0.153 M