Determine the molal concentration of a solution of ethylene glycol, C2H4O2, in water if the solution's freezing point is -6.4°C.
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c- cold periods in earth's history during which glaciers covered much of the surface.

explanation:

the cold front replaces the warmer air at the ground level changing the wind to be breezy and denser.there is also an immediate drop in the temperature.

answer; capital earns interest; entrepreneurship receives a profit or incurs a loss;