Nope, it's an element. Zinc (Zn) is element #30 on the periodic table.
Zinc chloride is a pure substance because it is composed of only one type of molecule, specifically zinc and chlorine atoms bonded together in a fixed ratio. It is not a mixture, which consists of two or more pure substances physically combined without forming new chemical bonds.
it's a pure substance, because it's an element.
The opposite of a pure substance is a mixture.
its not a mixture because i had a test on it and it said it was a pure substance.
Neither. Oxygen is an element, which is a pure substance and not a mixture.
No, a brass screw is not a pure substance. Brass is an alloy made up of copper and zinc, so it is considered a mixture rather than a pure substance.
Iron is a pure substance. It's an element (Fe) and a bar of Iron is no mixture. If it was pure iron, then by definition it would be pure. However iron is rarely pure, it is usually in alloy with something.
Zinc chloride is a pure substance because it is composed of only one type of molecule, specifically zinc and chlorine atoms bonded together in a fixed ratio. It is not a mixture, which consists of two or more pure substances physically combined without forming new chemical bonds.
it's a pure substance, because it's an element.
Brass is considered a mixture because it is composed of two or more elements (copper and zinc) that are physically combined but can be separated through physical means.
pure substance?
No, it is a mixture; rarely a drug is a pure substance.
No a mixture is by definition not a pure substance.
pure substance
It is a mixture of substances
pure substance, propanone
rice pudding a pure substance or a mixture and is it a homogenous or heterogenous