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BST Practical MCQ Discussion | Question No 432 of 500 | Biosystems Technology | Soap Production
Biosystems Technology - BST Practical Guide
BST MCQ Discussion
Question No 432 of 500
431. සබන් නිෂ්පාදනයේ පියවර පහත දක්වා ඇත. සබන් සෑදීමේ ක්‍රියාවලිය නිවැරදි අනුපිළිවෙලින් දක්වා ඇති පිළිතුර තෝරන්න.
A - මිශ්‍රණය ඝන වීමට පටන් ගන්නා අවස්ථාවේ දී කලින් නිස්සාරණය කර ගන්නා ලද සගන්ධ තෙල් 5 ml එකතු කරන්න.
B - අච්චුවලට දමා ඝන වීමට තබන්න.
C - පොල් තෙල් 25 ml ගෙන 40 C දක්වා රත් කිරීම.
D - NaOH 3.25 g ගෙන ජලය 25 ml දියකර මිශ්‍රණය ලබා ගන්න.
E - NaOH සහ පොල්තෙල් මිශ්‍රණය එකතු කර හොඳින් කැලතීම
i) A, B, C, D, E
ii) B, C, D, E, A
iii) B, C, E, A, B
iv) B, C, A, D, E
v) C, B, D, E, A
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BSc Agriculture (Hons), NIE Trained (Biosystems Technology), PGDE (OUSL)
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