The rate of decomposition of a certain chemical substance is directly proportional to the amount present at any time t. if y0 g of the chemical are present at time t = 0, find an expression for the amount present at any time t. (use k, y0, and t for the constant of proportion, the initial amount present, and the time, respectively.)

Goals that are overly ambitious can discourage employees and decrease motivation, yet the idea of stretch goals is proposed as a way to get people fired up and motivated. as a manager, how might you decide where to draw the line between a “good” stretch goal and a “bad” one that is unrealistic?

One country has a comparative advantage over another country in the production of a good if ithas a curved production possibilities curve and the other country has a linear production possibilities curve.has lower fixed costs than the other country. has a linear production possibilities curve and the other country has a curved production possibilities curve.is a lower opportunity cost producer of the good.

What effect, considered related to the secondary effect of advertisement, occurs as an advertisement begins to lose its impact when it gets old? the makes the advertisement lose its impact after it gets old.