Question

You wish to deice your driveway, so you consider buying 10 ib of NaCI, 10 lb of CaCh, or 10 lb of MgClz-6H20 Which of these would deice your driveway most effectively? Assume that ideal dissociation of the salts occurs and that colligative properties are the only consideration e a The three driveways will de-ice to the same extent e b 10 ib CaCla will deice best O C 10 lb MgClz H20 will de-ice best o d 10 Ib NaCI will de-ice best

Answer 1

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Since NaCl has maximum number of solute particles in 10 lb, so answer is d) 10 lb NaCl will de-ice best.

Comment in case of any doubt.