Question

2. Observe the given picture and answer the
the occurrence of a physical change
b) is the formation of iron sulphide on
heating iron filings and sulphur powde
a physical or a chemical change
o is the formation of iron sulphide a
reversible or an irreversible change?
THINK
(a) Which one of the above figures shows​

Answer 1

Answer:

can we have the picture pls without it no explanation

can be there dear❤️

post pic and then re ask the question ready to help

Answer 2

Answer:

this is the picture plz give me the answer