Required PracticalDetailed method for forming a salt from a solid base (or metal) • Measure 50 cm3 using a measuring ____ Pour into a beaker • Warm ____ • Add ____ of solid base (or metal) • ____ to mix • Keep adding solid until no more reacts and base is in ____ (no more will react). • Filter off excess solid base with filter funnel and ____ paper • Pour filtrate solution into ____ basin (on top of a beaker filled with water). • Heat the water bath using a ____ burner to crystallisation point (crystals start to form on edge of evaporating ____) • Leave to crystallise in a ____ place - not in an oven! • ____ crystals on filter paper Titration The volumes of acid and alkali solutions that ____ with each other can be measured by ____ using a suitable indicator.o 10 cm3 of alkali in ____ cylinder or volumetric pipette o pour alkali into ____ flask o Add a few drops of ____ o Fill ____ with acid to burette (make sure there are no air ____) o Note and record the ____ reading on the burette (2dp ending in 0 or 5). o Place a ____ tile under the conical flask o Do a ____ titration to determine where the end point is (note and record the volume when the indicator changes colour) o Do additional titrations adding ____ near the end point o note final burette ____ o repeat until two readings are within ____ o Repeat titration without indicator using the known volumes o ____ the salt from the solution Solubility rulesSpecification Point 3.19: Recall the general rules which describe the solubility of common types of substances in water: a) all common ____, potassium and ammonium salts are soluble b) all ____ are soluble c) common ____ are soluble except those of ____ and lead d) common sulfates are ____ except those of lead, ____ and calcium e) common carbonates and ____ are ____ except those of sodium, potassium and ammonium To make an ____ salt, two ____ salts need to react together in a ____ reaction.Method: Dissolve the soluble salts in ____ and ____ together using a ____ rod in a beaker. ____ to remove precipitate from mixture. Wash filtrate with ____ water to remove traces of other solutions. Since the ____ is insoluble in water any remaining ____ solution can be removed by washing it with deionised water. Leave in a warm place to ____.

Making salts

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