Hot Water Freezes Faster Than Cold Water - And Now We Know Why

Hot water seems to freeze faster than cold water - known as the Mpemba effect. While various theories have been proposed as to why this effect occurs, a team of physicists now seem to be the closest to the answer: it's all to do with the covalent bonding.
by José Lourenço via Facebook at May 09, 2015 at 11:24PM
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