129k views
4 votes
A strong base (caustic or alkali) is added to oils to test for: b. entrained air a)- alkalinity b)- acidity c)- contamination. d)- stability

1 Answer

0 votes

Answer:

A strong base(caustic or alkali) is added to oils test for stability

option (d) is correct

Step-by-step explanation:

Formation of emulsion involves mixing together of measured volumes of specific concentrations of crude oil and sodium hydroxide (NaOH) solution. the viscosity of the emulsion and its type is determined and then this emulsion is made to rest for a long time in order to determine its stability.

User Sarahjane
by
4.4k points