A student prepares four aqueous solutions using either NaCl ( ) or KCl ( ) as indicated

CHEMISTRY · Single correct · A Level · Chemistry · Amount of substance · Amount of substance

Problem

A student prepares four

1.0\,\text{L}

aqueous solutions using either NaCl (

58.5\,\text{g\,mol}^{-1}

) or KCl (

74.6\,\text{g\,mol}^{-1}

) as indicated. Which solution is least concentrated in terms of molarity? (a)

29.3\,\text{g}

NaCl (b)

35.0\,\text{g}

KCl (c)

25.0\,\text{g}

NaCl (d)

30.0\,\text{g}

KCl