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chemicals
Cuprous oxide, or copper (I) oxide, Cu2O, is a red powder.Cupric oxide, or copper (II) oxide, CuO, is a black powder.
Because it is a reaction on the silver surface between silver and hydrogen sulphide (H2S); the result is the silver sulphide (Ag2S), a black compound.
the element was copper and the new black compound formed was copper oxide.
"*Cuprous oxide*", or copper (I) oxide, *Cu**2**O*, is a red powder. "**""*Cupric oxide*", or copper (II) oxide, *CuO*, is a black powder.
Oxygen
Chemical, the black spots are the compound silver sulfide.
This compound is called latrotoxin.
chemicals
Potassium nitrate (KNO3) is the chemical name for the compound also known as saltpeter, which is one of the major ingredients of black powder (the other major ingredients being carbon, generally charcoal, and sulphur).
Salt is a chemical compound and Pepper is ground black pepper. but some one had to be the first one to ground the pepper
Black arm bands are usually worn on the left arm as a mark of respect for, or in mourning of a death.
Not ALL metal bands use pentagrams. With the exception of Norwegian black metal, most bands use the pentagram for shock value. Not ALL metal bands use pentagrams. With the exception of Norwegian black metal, most bands use the pentagram for shock value.
As of 2013, there are not any black metal bands that don't include racist lyrics or attitudes. Members of black metal bands are known for being Nazis and often reference satanic lyrics.
compound
Black pepper is a complex mixture of substances, but most of the "spiciness" comes from the compound piperine, which is made of carbon, hydrogen, nitrogen, and oxygen.
the noisettes the black kids