By Density, boiling point and melting point
You can check by evaporating the liquid if something remains then the water is not pure.
The word "check" can function as a verb or a noun. As a verb, it refers to inspecting or verifying something. As a noun, it can refer to a bank order for payment or a method of verifying something.
We can get a pure solid from a liquid by freezing the solution.
If it is a pure rock.
One way to check the purity of KCl is by conducting a titration with a standard solution. Another method is to use analytical techniques such as atomic absorption spectroscopy or chromatography to determine the concentration of impurities in the sample. You can also compare the physical properties of the sample with the known properties of pure KCl to assess its purity.
To check if your gold is pure, you need to compare its weight to the weight of a known sample of pure gold. If the two weights are equal, then you can be confident that your gold is pure.
That refers to any method used to pay for something. Some of the options include cash, check, bank transfer, transfer via other institutions such as PayPal or Skrill.
The best method is fractional distillation.
The best method is chemical analysis.
it is also called LOTTERY METHOD
Chromatography
pure pwnage