Answer:
Evaporation is a technique used to separate out homogeneous mixtures where there is one or more dissolved salts.
Explanation:
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Answer:
The change of state requires energy.
Explanation:
Instead of the energy changing the temperature the heat energy is used by changing its form.
It tells you the ratio between the two of them.mass(weigh) and volume (takes up space). compares other substances with the amount per unit size of the substance
