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Is it always possible to distinguish two substances from one another based on their appearance explain your answer using specific examples?
Wiki User
∙ 9y ago
Generally is not possible; a chemical/physical analysis is needed.
Examples: the appearance of sodium chloride and potassium chloride is similar, the appearance of ethanol and methanol is similar etc.
Wiki User
∙ 9y ago
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What are all the examples of pure substances?
It is not possible to list them all because there are too many of them.
Does plastic substances releases any harmful substances when it exposes to sunlight?
It is possible but the effect is not important.
When two substances are mixed they might form a new substance What would indicate that a new substance has been formed?
Some indicators of a chemical reaction are: - change of color - change of odor - release of a gas - change of the temperature - change of the viscosity - formation of a precipitate - change of general appearance - possible explosion - possible chemiluminiscence - formation of new compounds
Can substances be acidic and alkaline at the same time?
no ther can not be an acidic and alkalines at the same time it is not possible!
Is it possible to have a solution that is not a mixture explain your answer?
No, because a solution is a homogenous mixture, meaning it is composed of at least 2 substances that are mixed together, but not combined chemically, and the mixture does not look like multiple substances with the naked eye.
What are all the examples of pure substances?
It is not possible to list them all because there are too many of them.
Is it true that a homogeneous mixture is a mixture in which it is difficult to distinguish the substances from one another?
It is true because the solution is clean and transparent. It is not possible to separate the constituents by physical means.
Does plastic substances releases any harmful substances when it exposes to sunlight?
It is possible but the effect is not important.
How can you distinguish memory addresses from you IO port addresses?
Not possible, both are numbers.
Does butter react chemically with other substances?
Yes, it is possible.
Can two substances in a solution can be easily separated?
Yes, it is possible.
Can total internal reflection occur in iron substances?
Not possible
Can all water substances evaporate like water can?
No, it is not possible.
True or false It is not always possible to clearly distinguish life from non-life?
True
A gene that makes it possible to distinguish bacteria that carry the plasmid from those that dont?
Genetic marker.
Why is it possible to distinguish between classical music and jazz by listening to it?
Because the two are stylistically different.
What substances rusts iron?
Rusting is possible in the presence of oxygen and water.
