1. hydrogen Zn
2. chlorine phase change
3. zinc N
4. lead physical change
5. breaking glass Pb
6. melting ice H
7. nitrogen Cl
8. copper Cu
1 answer
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2. chlorine phase change
3. zinc N
4. lead physical change
5. breaking glass Pb
6. melting ice H
7. nitrogen Cl
8. copper Cu
1 answer