Alkanes have the general molecular formula CnH2n+2. Thus, when n = 1, the alkane is CH4, when n = 2, the alkane is C2H6 etc. If an alkane has a molar mass between 140 and 150, this alkane is ________.
A) C9H20
B) C12H26
C) C10H22
D) C11H24
Question 2
Which of the following statements best describes the rate of the forward reaction as it approaches equilibrium?
A) The rate increases as equilibrium is approached.
B) The rate decreases as equilibrium is approached.
C) The rate remains constant.
D) The rate slows down, then increases, as equilibrium is approached.
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