Question

While preparing soap in the laboratory, a student sodium hydroxide to "x" and stirred the added hot then he added "Y". After mixture. He observed that the test tube became and sometime soap settled at the bottom of test tube. The substances "x" and "YM are:
(a) Castor oil and sodium carbonate
(b) Castor oil and sodium chloride
(c) Mineral oil and sodium carbonate
(d) Mineral oil and sodium chloride

Answer 1

option b is correct
hope it helps you!

Answer 2

b) castor oil and nacl