yes
Do you mean iron powder mixed with sulphur powder? Fe(s) + S(s) ---> FeS (iron sulfide)
Raw sulfur is a powder. If mixed with water to make a paste then yes.
As the mixture of iron filings and sulphur powder are together/mixed it can be easily separated by a magnet.
Sulphur is a pure element. Unless its mixed in with something else there is nothing to separate it from.
it is oxygen
1. Mixing iron and sulfur at room temperature is a physical procedure. 2. By heating a reaction occur and this is a chemical process.
Socrates drank a cup of hemlock poison as his method of execution after being sentenced to death by an Athenian court.
It is heterogeneous since some of the powder settled to the bottom. If all the powder had mixed in, it would be homogeneous.
Well yes and no, i would assume you mean dangerous substances like talcum powder or glass or something like that but it is simply an urban myth that cocaine is mixed with substances like this after all its not in the dealers intentions to kill someone. But then cocaine its self is a dangerous substance and is often mixed with similar, cheaper analogue of cocaine. These could be research chemicals which can potentially be lethal.
Egg or sulphur
sulphur can not be mixed with water.
I want the answer