It is a pure liquid composed of molecules of the compound dihydrogen monoxide as you mention in the question. The difference is that the composition of the substance is always the same.
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The amount of salt in the salt water can vary from one sample to.
. No chocolate is not considered a pure substance. In the article that follows well explain what a pure substance is why it is that diamonds usually dont qualify and what would have to happen for diamonds to be considered a pure substance. A mixture would require different amounts of different substances where there is no chemical reacti.
There may be compounds in vinegar but vinegar itself is not a compound. Take a handful of soil and look at it closely. Soil is a mixture of different substances but there are some components that are more dominant than others.
The answer would be C mixture. No diamond is not usually a pure substance. Soil is not a pure substance but a mixture.
This mixture is quite complex in its composition. Even the air around us is oxygen nitrogen and the compound carbon dioxide. Water is a pure liquid.
Mixtures vs Pure substance. It is usually separated from tea leaves by filtration. Soil is composed of small pieces of a variety of materials so it is a heterogeneous mixture.
Elements are pure substances that cannot be broken down any further. Answer 1 of 6. Soil is a mixture of substances and salts.
Other important components of soil include sand silt. A compound is formed when two separate and different materials element molecule or even another compound form a bond to each other. Mineral particles such as sand clay stones or gravel which were once parts of larger rocks.
In the article that follows well explain more about why it is that chocolate cannot be considered a pure substance and answer chocolate science. Chocolate is made up of multiple ingredients such as cocoa oils and sugar as well as milk. If mixture is it heterogeneous or homogeneous.
As soil is a mixture of these and also other organic compounds dead plants feces rotten fruit for example. If bysubstance you mean not a pure substance element or compound thenoil and water would be a substance that is a mixture. Soil is a complex mixture of living organisms organic matter minerals water and air.
That being said under the right circumstances diamond could be a pure substance. For this reason it is not a pure substance. A Tea is a solution of compounds in water so it is not chemically pure.
The pure substance retains its own identity. As there are many different types of soil its impossible that they would all consist of one chemical alone. The most dominant component of soil is clay.
Homogeneous Mixtures Often it is easy to confuse a homogeneous mixture with a pure substance because they are both uniform. In the case of vinegar there are multiple substances in it that are not bonded to each other. You can see that it is a mixture of many different kinds of small particles.
No vinegar is not a compound. What makes a plant grow in soil is actually the presence of certain chemicals and elements. Classify following substance as a pure substance or a mixture.
Is tea a pure substance. 3 Is a helium a pure substance. Clay is a mineral that is found in the earths crust.
B Because the composition of the solution is uniform throughout it is a homogeneous mixture. If substance is it an element or compound. Is it a substance or mixture.
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