Which of the following could be the molecular formula for an alkene?
a. C9H9
b. C6H12
c. C9H17
d. C5H8
e. C2H6
b
You might also like to view...
Changing minds: From the time the idea of dark matter was first proposed in the 1930s, it took nearly 50 years for astronomers to universally accept the existence of dark matter. Discuss the process by which that acceptance came about
What evidence was collected, and how was it checked?
Water is flowing at 4.0 m/s in a circular pipe. If the diameter of the pipe decreases to 1/2 its former value, what is the velocity of the water downstream?
a. 1.0 m/s b. 2.0 m/s c. 8.0 m/s d. 16 m/s e. 4.0 m/s
When a wave obliquely crosses a boundary into another medium, it is
A) refracted. B) diffracted. C) reflected. D) always slowed down. E) always speeded up.
Which of these are English units?
a. seconds b. feet c. kilometers d. slugs