MORSE TYPE
The following questions are associated with given headings. There are three descriptions per heading. Assess and answer by choosing from the choices below.
1. SURFACE TENSION: I. A decrease is due to the weakening of the hydrogen bonds of water molecules II. It is increased when a surfactant is added III. Soap lowers surface tension of water resulting to the shrinkage of molecules on the surface
CHOICES:
- I only
II only
III only
I and II
II and III
I and III
I, II, III
None of the above
2. SAPONIFICATION: I. Can be carried out with HCl II. NaOH undergoes hydrolysis III. Its principle is used to determine the number of milligrams of KOH required to neutralize the fatty acids from the complete hydrolysis of 1g of fat.
CHOICES:
- I only
II only
III only
I and II
II and III
I and III
I, II, III
None of the above
3. HYDROGENATION: I. Involves hydrogen addition across carbon-carbon double bonds II. The removal of a double bond results to an increase in melting point III. Favors the absorption of vitamins in the structure
CHOICES:
- I only
II only
III only
I and II
II and III
I and III
I, II, III
None of the above
4. RANCIDITY: I. Oxygen acts as an oxidizing agent at carbon to carbon
double bonds II. The products are glycerol and
carried out by a certain enzyme
CHOICES:
- I only
II only
III only
I and II
II and III
I and III
I, II, III
None of the above
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