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The particles in a pure substance are all "identical".
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∙ 14y ago
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What 2 catogories of substances include pure substances?
elements and compounds
Is salt a combination of 2 pure substances?
Pure salt, NaCL, is a chemical compound made from two elements. So yes it is a combination of two pure substances
Why the separation of substances is necessary?
it is important to separate and purify substances so that: 1.we can get them in their pure form. 2.to remove undesirable particles from them.
Sterling silver is a homogeneous mixture?
Well A sterling silver is an section in the pure substances and its also under elementents so it is a hetergeneous becuase it is a mixture and it has more than 2 pure substances
Why the compound is referred to as a pure substance?
A compound is still a type of pure substance because of its number of particles. In order to be a pure substance, something needs one particle, and even though a compound is made of multiple elements, it still has a single particle.
What 2 catogories of substances include pure substances?
elements and compounds
What are the 2 kinds of homogeneous matter?
The two primary types of homogeneous matter are elements and compounds. Homogeneous matter is a substance that has uniform properties and compositions.
Is salt a combination of 2 pure substances?
Pure salt, NaCL, is a chemical compound made from two elements. So yes it is a combination of two pure substances
What are the 2 categories of substance?
The 2 categories are 'pure substances' or 'mixtures'
Union of 2 pure substances to make a third?
chemical
What 2 catigories can matter be divided into?
Mixtures and Pure Substances!!
Why is a mixture not a pure substance?
Because it contains 2 or more substances
What is a binary mixture?
a binary mixture is a combination of 2 pure substances.
Why the separation of substances is necessary?
it is important to separate and purify substances so that: 1.we can get them in their pure form. 2.to remove undesirable particles from them.
Sterling silver is a homogeneous mixture?
Well A sterling silver is an section in the pure substances and its also under elementents so it is a hetergeneous becuase it is a mixture and it has more than 2 pure substances
How do pure substances and mixtures differ?
A pure substance has only one kind of atom or molecule. A mixture has a number of different pure substances mixed together. Salt- NaCl is a pure substance Salt dissolved in water is a mixture of salt NaCl and water (H2O). Sugar is a pure substance- sucrose Sugar and cinnamon is a mixture of the 2 materials In mixtures, the individual pure components can be separated - it may be difficult but it can be done. How can you tell??? You have to stop and think about it. What kinds of materials are involved? If it is a pure component, it should only have one material/component.
Is salt water a pure substance?
no because it has at least 5 substances 2 r in the name
