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One mol of a pure substance contains 6.0221367 x 10^23 particles according to Avogadro's number.
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Is the white substance left behind when tap water evaporates is it a pure substance or a mixture?
It would be a mixture of various minerals and chemicals if any were present in the water before evaporation
Is mineral a pure substance?
Theoretically a mineral is a pure substance; practically this situation is not so frequent.
Does a vacuum have particles?
A perfect vaccuum is pure space and has no particles in it
Is a diamond a pure substance?
yes, a diamond is a crystalline form of pure carbon, there for making it a pure substance.
A pure substance is an example of a homegenous mixture that is very evenly mixed. is that right?
A pure substance and a homogeneous mixture are two different things. A pure substance is anything that is completely by itself. (An element, pretty much) A homogeneous mixture is a mixture of 2+ compounds that you can not differentiate the separate substances in the product. Such as soda, it is all one color and one texture, but there are many compounds in it.
How many particles are present in 1mole of a pure substance?
The number of Avogadro is 6,022 140 857(74).10e23.
Is a pure substance contains particles that are all alike?
pure substance
Is apple juice a mixture or pure substance?
Even if the apple juice is labelled as '100% pure', it is still a mixture of water particles, sugar particles, flavour particles, and vitamin particles. So it is a mixture, not a pure substance.
What is a pure substance that has all particles the same?
An element.
How many kinds of matter does a pure substance contain?
If it is a pure substance, than only one! Now that pure substance may contain many different elements (as many elements can make up a single pure compound), but a pure substance means only one compound.
Can a pure substance be a homogenious mixture?
A pure substance by definition cannot be a mixture. Pure in chemistry means only one substance is present.
How do the 2 kinds of pure substances differ?
The particles in a pure substance are all "identical".
What word means same kind of particles?
A pure substance is one in which 100% of the particles are the same. This is also a homogeneous substance.
Why is water and salt not a pure subatance?
ocean water is not a pure substance because it has to particles salt and water so there for it does not have a1 particle so it is a pure substance
What does a chemical formula tell you about a pure substance?
It tells you the elements and the proportions of those elements that are present to make the pure substance.
What makes coffee a pure substance?
Blackcoffe is a pure substance
Is NaCl a pure substance?
You could test a sample with a mass spectrometer, which would show all the elements present. If there are no elements present other than sodium and chlorine, then you have pure sodium chloride.
