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Yes, as long as a substance is 100% (purity), it is considered as a pure substance. But logically, there is no such thing as a pure substance.

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Is 100 percent alcohol odorless and tasteless?

Yes, pure alcohol (100% ethanol) is odorless, but it does have a taste that can be described as slightly sweet or bitter. However, it is not recommended to consume pure alcohol as it can be harmful.


Is rubbing alcohol with seventy percent alcohol a substance or a mixture?

Chemically speaking alcohol is meant to be ethanol, which is a pure compound with formula CH3CH2OH, it definitely is not a mixture, except when 'dissolved' in water (most stable solution: 4% water + 96% ethanol. (This is what you get when buying a bottle pure ethanol)rubbing alcohol is a mixtureIf you were to take 'alcohol' into a more specific definition an alcohol is really a hydrocarbon with the functional groupSo if it were, well i would say, 100% ethanol then it would be a compound.


Does 100 percent cotton mean that the shirt is a pure substance?

No, 100 percent cotton means that the fabric is made entirely of cotton fibers, not that it is a pure substance. Cotton is still a natural material composed of cellulose, water, waxes, and trace amounts of proteins and other substances.


What is the percent volume of ethanol?

The percent volume of ethanol in a solution is the volume of ethanol divided by the total volume of the solution, multiplied by 100. It is commonly used to express the concentration of ethanol in alcoholic beverages or solutions.


Why 70 percent ethanol is used for sterilization instead of 100 percent?

70 percent ethanol is more effective at killing microbes than 100 percent ethanol. This is because the addition of water helps to denature proteins and disrupt cell membranes in the microbes, leading to better penetration and more efficient sterilization. Additionally, 70 percent ethanol is less volatile and evaporates more slowly, allowing for longer contact time with the microbes.

Related Questions

Is ethyl alchohol a pure substance or mixture?

It is a pure substance.Added:Chemically speaking alcohol is meant to be ethanol, which is a pure compound with formula CH3CH2OH, it definitely is not a mixture, except when 'dissolved' in water (most stable solution: 4% water + 96% ethanol. (This is what you get when buying a bottle pure ethanol)


Is 100 percent alcohol odorless and tasteless?

Yes, pure alcohol (100% ethanol) is odorless, but it does have a taste that can be described as slightly sweet or bitter. However, it is not recommended to consume pure alcohol as it can be harmful.


Is rubbing alcohol with seventy percent alcohol a substance or a mixture?

Chemically speaking alcohol is meant to be ethanol, which is a pure compound with formula CH3CH2OH, it definitely is not a mixture, except when 'dissolved' in water (most stable solution: 4% water + 96% ethanol. (This is what you get when buying a bottle pure ethanol)rubbing alcohol is a mixtureIf you were to take 'alcohol' into a more specific definition an alcohol is really a hydrocarbon with the functional groupSo if it were, well i would say, 100% ethanol then it would be a compound.


How do you make 90 percent ethanol from 100 percent ethanol?

Well, darling, you can't make 90% ethanol from 100% ethanol because, sweetie, 100% means it's already pure ethanol. You can dilute it with a calculated amount of water to get to 90%, but you ain't changing that 100% ethanol into something else. So, mix it up with water like a fancy cocktail and voilà, you've got yourself some 90% ethanol.


Can alcohol be 100 percent pure?

No, alcohol cannot be 100 percent pure in practical terms. Ethanol, the type of alcohol commonly used in beverages, can be distilled to a very high concentration, typically around 95% purity, but reaching absolute 100% purity is challenging due to the presence of water and other impurities. Additionally, even in laboratory settings, achieving 100% pure ethanol is difficult because it tends to form an azeotrope with water, which prevents complete separation.


What is the percent volume of ethanol?

The percent volume of ethanol in a solution is the volume of ethanol divided by the total volume of the solution, multiplied by 100. It is commonly used to express the concentration of ethanol in alcoholic beverages or solutions.


Does 100 percent cotton mean that the shirt is a pure substance?

No, 100 percent cotton means that the fabric is made entirely of cotton fibers, not that it is a pure substance. Cotton is still a natural material composed of cellulose, water, waxes, and trace amounts of proteins and other substances.


What is the difference between 100 percent alcohol and absolute alcohol?

100% pure ethanol is 200 proof. vodka is distilled until it is almost totally pure alcohol and then cut with water to give it its final alcohol content and unique flavour, depending on the source of the water.absolute alcohol n.Ethyl alcohol containing no more than one percent water.Chemists may buy absolute (200 proof, 100% pure) ethanol, and though absolute vodka is nowhere near 200 proof, I assume that's where they got the name from


What orange juices are advertised as '100 percent pure'?

Tropicana is advertised as 100 percent pure and no additives or preservative added. Other juices that are advertised as 100 percent pure are Cranberry juice and Pomegreat juice.


Why 70 percent ethanol is used for sterilization instead of 100 percent?

70 percent ethanol is more effective at killing microbes than 100 percent ethanol. This is because the addition of water helps to denature proteins and disrupt cell membranes in the microbes, leading to better penetration and more efficient sterilization. Additionally, 70 percent ethanol is less volatile and evaporates more slowly, allowing for longer contact time with the microbes.


Is a 100 cotton shirt a pure substance?

No, a 100% cotton shirt is not a pure substance. Cotton itself is a natural fiber composed of cellulose, which is a complex mixture of organic compounds. Therefore, a cotton shirt is considered a mixture of various substances.


Is all beef a 100 percent pure?

No