Question

Complete the analogies.

a) Acetic acid : vinegar : :________ : lime water
b) Copper sulphate : blue vitriol : :________: green vitriol
c) Physical change :_______: : chemical change :permanent
d) Oxide of iron :________: : oxide of magnesium : MgO
e) Saline water : salt in water :: soda water :_________​

Answer 1

Answer:

a. Citric acid

b. Ferrus / Iron sulphate

c. temporary

d. Fe2O3

e. soda in water

Explanation:

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Answer 2

a) Citric acid

b) Ferrous/ iron sulphate

c) temporary

d)Fe2O3

e) soda in water

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