The 12.0 cm long rod in Figure 23.11 moves at 4.00 m/s.

Introductory Chemistry 5
Classify each molecule as polar or nonpolar. (a) \(\mathrm{N}_{2} \mathrm{H}_{2}\) (b) \(\mathrm{H}_{2} \mathrm{O}_{2}\) (c) \(\mathrm{CF}_{4}\) (d) \(\mathrm{NO}_{2}\)

Physics: Principles with Applications 7
The springs of a 1700-kg car compress 5.0 mm when its 66-kg driver gets into the drivers seat. If the car goes over a bump, what will be the frequency of oscillations? Ignore damping.

Myers' Psychology for AP 2
How do social traps and mirror-image perceptions fuel social conflict?

University Physics with Modern Physics (1) 14
What are the units of volume? Suppose another student tells you that a cylinder of radius r and height h has volume given by pr3 h. Explain why this cannot be right.

Molecular Biology of the Cell 6
The four core histones are relatively small proteins with a very high proportion of positively charged amino acids; the positive charge helps the histones bind tightly to DNA, regardless of its nucleotide sequence.

Organic Chemistry 8
Write a mechanism for each of the following reactions: a. the uncatalyzed hydrolysis of methyl propionate. b. the aminolysis of phenyl formate, using methylamine.

The Economics of Money, Banking and Financial Markets 12th
What is the yield to maturity on a $10,000-face-value discount bond, maturing in one year, which sells for $9,523.81?

Psychology 12
What is the course of prenatal development, and how do teratogens affect that development?