If the density of pure water is 0.999g`cm^(3)`. The molarity of prue water will be

Options

A. more than 55.5
B. less than 55.5
C. equal to 55.5
D. equal to 1

Answer

C

Explanation

` 1 dm^(3)` of water ` = 1000 xx 0.999 = 999`
Hence molarity`= 999/18 = 55.5 M