Ice melting is not a chemical change because __________.
Question 6 options:
a new reactant is formed
there is increased activation energy
a precipitate is not present
a new substance is not formed
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a new substance is not formed
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Answer:
When you melt an ice cube (H2O), you have a physical change because you add energy. You added enough energy to create a phase change from solid to liquid. ... No chemical changes took place when you melted the ice. The water molecules are still water molecules.
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