The interactions that are important in the secondary structure of a protein are:

a) disulfide bonds.

b) peptide bonds.

c) hydrogen bonds.

d) hydrophobic interactions.

e) salt bridges.

1. An atom has 5 protons, 5 neutrons, and 8 electrons. What is its charge? a. - 3 c. + 3 b. - 8 d. + 5

The rate at witch a candle burns in millimeters per second is?

Sometimes a particle of radiation penetrates a substance and continues on its way, and sometimes it doesn't.

Which of the following is NOT an assumption about an ideal gas? a. There are no intermolecular forces of attraction. b. The molecules do not collide with each other. c. The molecules have no kinetic energy. d. The molecules occupy no volume.

Describe the motion of the tiny particles that make up matter.

Electron configurations are like an address because?

What are the pros of using steel?

For an experiment, a student needs 100.0 mL of 0.4220 M NaCl. If the student starts with NaCl (s) and distilled water, which of the following pieces of laboratory glassware should the student use to prepare the solution with the greatest accuracy?

In a dilution, solvent is added to a given amount of a concentrated solution. What happened to the total concentration?

Why does claudius plan to poison the drink?