Answer:
a,b,d: physical property
c: chemical property
Explanation:
(a) Metallic lustre is classified as a physical property because the metallic substance is not being changed
(b) Boiling point is classified as a physical property because in boiling point composition of matter is not changed.
(c) explodes when ignited: This one is classified as a chemical property because it does not remain the same substance when something is exploding. It changes.
(d) changes colour when mixed with water: this one is classified as a physical property as the substance remains the same as the physical properties does not change when it is mixed with water.
The 9/11 terrorist attack in 2001.
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Answer:
Umm, I think it depends I get emails from brainly some times