opium contains 10-16 percent of morphine.
One method to obtain pure copper sulfate from an impure sample is by recrystallization. In this process, the impure sample is dissolved in water, and then the solution is heated and slowly cooled to allow pure copper sulfate crystals to form. These crystals are then filtered out and dried to obtain the pure compound.
Vinegar is not a metal. It is a mixture of water and acetic acid.
Vinegar from supermarkets is a mixture of water and acetic acid, PURE acetic acid/vinegar is a compound.
Pure acetic acid (vinegar) is clear in appearance. Dark vinegar is due to malt used in the manufacturing process.
No, pure copper sulfate is not a mixture. It is a compound composed of copper, sulfur, and oxygen atoms in a fixed ratio.
Wine, Balsamic Vinegar
There is no difference. I did some quick research and found out they were the same: 5% acetic acid, 95% distilled water.
Dissecting Milk
Cider vinegar is a homogeneous mixture. This is because it contains a small percentage of water. Pure vinegar is a compound.
Red wine vinegar in its purest form does not have salt. Only dressings containing the vinegar may have salt. No pure vinegars have salt as an ingredient in them.
Oil is more dense than vinegar. Most vinegar has the consistency of water. Pure virgin olive oil is some of the lightest and least dense of oils.