The use of common salts, e.g., \( \mathrm{NaCl} \) or \( \mathrm{CaCl}_{2} \) anhydrous is made ...
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0The use of common salts, e.g., \( \mathrm{NaCl} \) or \( \mathrm{CaCl}_{2} \) anhydrous is made to clear snow on the roads. This causes:
(A) a lowering in \( f \).pt. of water
(B) a lowering in m.pt. of ice
(C) ice melts at the temperature of atmosphere present at that time
(D) all of the abov
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