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Question

The temperature of a mixture of ice water remains at 0 degrees C even thoygh heat is applied. Only when the ice melts does the temperature rise. This is because

a) the heat energy makes the water molecules go faster

b) the heat energy makes the water molecules go slower

c) the heat energy goes into breaking bonds among ice crystals

d) the melting ice is colder than 0 degrees C

e) thermometers dont work properly at this temperature

Answer 1

c). The heat goes into the melting of ice (heat of fusion).

Answer 2

c)