An engineer must remove dissolved NaCl from seawater while keeping the temperature of…
CHEMISTRY · Single correct · AP · Chemistry · Properties of Substances and Mixtures · Properties of Substances and Mixtures
Problem
An engineer must remove dissolved NaCl from seawater while keeping the temperature of the water nearly constant to minimize energy consumption. Which separation technique is most appropriate for this purpose?
(a) Vacuum filtration through fine glass wool
(b) Ion-exchange column packed with a sodium-selective resin
(c) Reverse osmosis using a high-pressure semipermeable membrane
(d) Simple distillation at atmospheric pressure