During filtration, some of the particles pass through the filter while others, being larger, are trapped. But no molecules are changed in structure in any way, which is the primary requirement of a chemical …

When should vacuum filtration be used? What is the difference between copper (II) sulphate trihydrate, copper (II) sulphate pentahydrate, and anhydrous copper (II) sulphate?

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Jun 23, 2016 · Calcium phosphate. Rules: - All sodium salts are soluble - All nitrates are soluble So it can only be calcium phosphate.

A lady bought 280 feet of rope. If she cut the rope into 8 pieces that were equal in length, how long is one piece of rope? Prealgebra