Question

Metal rusting is an example of
a physical change.
neither a physical change nor a chemical change.
a chemical change.

Answer 1

just letting you know; you asked in the math section.. It's a chemical change btw! :)

Answer 2

when metal rusts, it makes a new compound. therefore, it is a chemical change.

Answer 3

what it is ow sorry|

Answer 4

Which of the following is NOT a physical change?
freezing of water
explosion of fireworks
shattering of glass
drying of wet laundry

Answer 5

I would say explosion of fireworks but I'm not 100% on that.

Answer 6

r u from k12

Answer 7

and yes explosion of firework is a chemical change not phyisical