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As the mixture of iron filings and sulphur powder are together/mixed it can be easily separated by a magnet.
You get a really big explosion. Sulfur mixed with water is BANG!!!
Farts Happen
Yes: If aqueous solutions of copper sulfate and sodium sulfide are mixed, copper sulfide will precipitate from the mixture.
Copper. Mixed with tin, it becomes bronze, and mixed with zinc, brass. You can see this for yourself by taking a shiny U.S. penny from 1984 or newer. Hold it in a flame (even a candle will do) and wait for a color change. Modern pennies are zinc with a little copper, so when heated, it becomes brass.
Yes if they are simply mixed they are still elements.
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.
Most likley Dotetracontane mixed with copper powder american cars or Dotetracontane and aluminum powder for Japanese cars. The safe handling of aluminum powder is to expensive in the US so the more expensive copper powder is used
You get a really big explosion. Sulfur mixed with water is BANG!!!
In the next step, called concentrating, the powder is mixed with water and chemicals, which cause copper sulfide ores to float to the top, where they may be separated from some of the other minerals.
A "mixture" is a group of several chemicals that have been mixed together in such a way they can be easily separated, usually without altering the state of matter of any of the chemicals. Iron filings and sulfur powder would be a mixture; you can separate the two with just a magnet. Similarly, sand and sulfur powder would be a mixture. Just put it in water; the sulfur will float and the sand will sink.
Copper is the base for the color green in pottery glazes. Compounds such as copper sulfates can be made in a test tube by heating sulfur powder mixed with copper powder(preferable) or filings. Crushing the residual compound in the test tube and adding it to a glaze base should work. Note: I have also used of all things, MiracleGro. It too has a copper compound in it and it has been used as a pottery glaze. I learned of this technique on Youtube. It does work and can be safely used. It also does not produce sulfurous vapors as in the first formulation.
Yes, sulfur can burn in air forming sulfur dioxide.
An intentional mixture of different metals is called an alloy. Some examples are stainless steel (iron mixed with carbon, manganese,phosphorus, sulfur, silicon, oxygen, nitrogen and aluminum) and brass (copper mixed with zinc).
A sufide is an anion form of the element sulfur. It can form compounds if it combines with other elements. Sulfide on it's own is not a compound, you need a prefix to that like Hydrogen Sulphide. Do not get this mixed up with a sulfate; you can get copper sulphate but not copper sulfide.
It is heterogeneous since some of the powder settled to the bottom. If all the powder had mixed in, it would be homogeneous.