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Diagrams X, Y and Z represent the apparatus and material used to test for specific
food types. Study the diagrams and answer the questions that follow.
copper sulphate
and sodium
hydroxide
iodine
solution
ether
Food test X
Food test Y
Food test z
2.1.1 State the aim of each of the tests X, Y and Z.
(3)
X:what is the aim
Y:
Z:β
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