Answer:
A pure substance consists only of one element or one compound and a mixture consists of two or more different substances, not chemically joined together.
So, a mixture is like mixing - let's say - sugar and rice together (dry BTW), but you can clearly see both substance are not chemically mixed together, if that makes sense. Thus, you can easily separate them out.
Answer:
The answer to your question is below
Explanation:
1.- It is a metal attach to an oxygen, then the name would be name of the metal + oxide.
Zinc oxide
2.- It is a metal attach to a non metal, then the name would be name of the metal + name of the non metal ending in "ide".
Manganese phosphide
3.- it is also a metal attach to a non metal, then the name would be name of the metal + name of the non metal with ending "ide".
Calcium phosphide
4.- K₂S
5.- PbBr₄
6.- Ba₃N₂
Answer:
Carbohydrates,Monosaccharides,and disaccharides
Explanation: I'm good at science
Open system is a system in which mass or energy can be lost to or gained from the environment. In this case, water and power come from external sources best explains why a washing machine would be considered an open system.