Supercooling is defined as
A) the extremely rapid cooling of a vapor to form a liquid.
B) the use of extremely cold refrigerants to achieve smaller crystal size when liquids are frozen.
C) the extremely rapid cooling of a liquid to form a softer crystalline solid.
D) the cooling of a liquid to a temperature below its melting point without solidification.
E) the cooling of a substance to absolute zero.
Correct Answer:
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A)is an endothermic process.
B)is an exothermic process.
C)involves
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