Question: Dirty cloths containing grease and oil stains are cleaned by adding detergents to water. Stains are removed because detergent
Options:
A) reduces drastically the surface tension between water and oil
B) increases the surface tension between water and oil
C) increases the viscosity of water and oil
D) decreases the viscosity in detergent mixed water
Show Answer
Answer:
Correct Answer: A
BETA
