The purity of a solid sample can best be determined by it...
The purity of a solid sample can best be determined by its?
boiling point
melting point
conductivity
solubility
Correct answer is B
- The presence of impurities in a substance results in a lower melting point due to a process called melting point depression.
- That implies a pure solid has a SHARP melting point which is of the standard value when compared.
If the relative atomic mass of an element is not a whole number, it can be deduced that the ele...
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Which of the following statements about sodium is not true? ...
Which of the following salts on hydrolysis would give an alkaline solution? ...