Created by Rachel Brown
over 9 years ago
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Copied by Rachel Brown
over 9 years ago
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When is a new substance always formed?
Are Chemical Changes reversible or irreversible?
How can you tell that a Chemical reaction has occured?
In a displacement Reaction if there is a big difference between the reactivity of the two metals, what will happen to the temperature?
What will happen to the temperature if there is no chemical reaction?