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Question 86
A
the corresponding Ca and Mg compound formed is soluble in H 2 O 
B
detergents are not affected by hardness of water 
C
it cleans better than soap 
D
it is less expensive 
Explanation.
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Correct Option:
D
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Question 88
A

81.40g

 
B

40.70g

 
C

16.00g

 
D

32.00g

 
E

20.35g

 
Explanation.
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Correct Option:
A
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Question 90
A
Acidic hydrolysis of fat or oil 
B
Alkali hydrolysis of fat or oil 
C
Condensation of two monomer units 
D
Mixture of glacial ethanoic acid and excess of simple alkanol 
Explanation.
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Correct Option:
B
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