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The statement is false: A chemical change of a substance is defined as a change in which the substance is not the same substance after the change as it was before.
false
yes
It is true.
false
True.
True. A physical change is a change from one state to another without a change in chemical chemistry.
The statement is false: A chemical change of a substance is defined as a change in which the substance is not the same substance after the change as it was before.
False
This is false.
true
true
false
false
It is true that a chemical reaction causes a chemical change. An example of this can be seen by adding baking soda to vinegar.
False
True