Chemistry, 26.02.2021 17:50 sofietyeweirdo

Which of the following occurrence indicates that a chemical reaction has taken place? a. An odor is produced by burning a sugar cube.
b. A puddle is produced by melting an ice cube.
C. A loud noise is produced by crushing a can.
d. A shard of glass is produced by breaking a bottle.

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Which of the following occurrence indicates that a chemical reaction has taken place? a. An odor is...