A part of the periodic table is shown. A portion of the first two columns of the periodic table is shown. Column one from top to bottom reads three lithium, 11 sodium, and 19 potassium. Column two reads four beryllium, 12 magnesium, and 20 calcium.

Which of the following elements is less reactive than the others?

Beryllium (Be)

Calcium (Ca)

Lithium (Li)

Magnesium (Mg)

As a senior student representative on the ethics advisory board of your university, you feel strongly that cheating on college exams is unethical. you never cheated on any exam. however, this semester your best friend was desperate for your , and you allowed him to take a quick "peek" at your answer sheet. since then, you feel uncomfortable every time you think of the situation. which of the following concepts best explains your psychological discomfort? a. job detachment b. cognitive dissonance c. emotional labor d. emotional dissonance e. affective detachment