| For preparing soap in the laboratory we require an oil and a base. Which of the following combinations of an oil and a base would be best suited for the preparation of soap? |
| (a) Castor oil and calcium hydroxide |
| (b) Turpentine oil and sodium hydroxide |
| (c) Castor oil and sodium hydroxide |
| (d) Mustard oil and calcium hydroxide |
Answer:
(c) Castor oil and sodium hydroxide
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