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jill activates a reusable hand warmer on a chilly day. as it warms her hands, the liquid inside the warmer crystallizes. describe the process.
a) chemical energy is modified to mechanical energy during the crystallization.
b) the energy in the liquid is reformed in an endothermic crystallization reaction.
c) the energy of the supersaturated liquid is converted to heat as the compound crystallizes.
d) the kinetic energy in the liquid is transferred to the crystals is an
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