Answer :
2 physical changes:
1. Pounding it into a block
2. Melting it into liquid
2 chemical changes:
1. Combining it with another metal to find a metallic alloy
2. Testing the flammibility of the metal
2 physical changes:
1. Pounding it into a block
2. Melting it into liquid
2 chemical changes:
1. Combining it with another metal to find a metallic alloy
2. Testing the flammibility of the metal