Which of the following pairs of substances is arranged so that the one with higher viscosity is listed first?
A) A
B) B
C) C
D) D
E) E

Question

Which of the following pairs of substances is arranged so that the one with higher viscosity is listed first? 
A) A 
B) B 
C) C 
D) D 
E) E

Quizplus · Accepted Answer

Viscosity is a measure of a fluid's resistance to flow, and it increases with increasing molecular weight and size. In option B, substance 2 (ethyl alcohol) has a lower molecular weight and size compared to substance 1 (methyl alcohol), leading to less resistance to flow and lower viscosity for ethyl alcohol.

Which of the Following Pairs of Substances Is Arranged So