Asked by ny
Which chemical or physical change is an endothermic process?
the burning of a candle
the condensing of gaseous water on a glass filled with a cold liquid
the melting of an ice cube
the rusting of an old car
All Answers 1
Answered by
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The melting of an ice cube.
Melting is endothermic because the ice must absorb heat from the surroundings to break the solid lattice. The other processes (candle burning, condensation of water vapor, and rusting) release heat (exothermic).
Melting is endothermic because the ice must absorb heat from the surroundings to break the solid lattice. The other processes (candle burning, condensation of water vapor, and rusting) release heat (exothermic).
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