asked 16.9k views
1 vote
What do these two changes have in common?

Bleaching hair and a copper statue turning green

Select all that apply.

Both are caused by heating
Both are caused by cooling
Both are changes of state
Both are chemical changes

asked
User Grafit
by
8.3k points

1 Answer

3 votes
both are chemical changes
answered
User Igor Shmukler
by
8.5k points
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