Plz solve 3,4,5,8...........
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3: refining of copper
4: 1) Separate Salt and Water Using Distillation. You can boil or evaporate the water and the salt will be left behind as a solid. If you want to collect the water, you can use distillation. This works because salt has a much higher boilingpoint than water.
4:2)Salt is mostly sodium chloride, the ionic compound with the formula NaCl, representing equal proportions of sodium and chlorine. ... Mined salt is often refined in the production of table salt; it is dissolved in water, purified via precipitation of other minerals out of solution, and re-evaporated.
8:a) physical
b) physical
c) chemical
d) physical
e) chemical
f) physical
4: 1) Separate Salt and Water Using Distillation. You can boil or evaporate the water and the salt will be left behind as a solid. If you want to collect the water, you can use distillation. This works because salt has a much higher boilingpoint than water.
4:2)Salt is mostly sodium chloride, the ionic compound with the formula NaCl, representing equal proportions of sodium and chlorine. ... Mined salt is often refined in the production of table salt; it is dissolved in water, purified via precipitation of other minerals out of solution, and re-evaporated.
8:a) physical
b) physical
c) chemical
d) physical
e) chemical
f) physical
Pythonrock3B:
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