Which of the following decreases with increasing atomic number in group 2a?
a) shielding effect
b) ionic size
c) ionization energy
d) number of electronss

Which term best describes the phrase “something that happens”?

Abug is 12 cm from the center of a turntable that is rotating with a frequency of 45 rev/min . what minimum coefficient friction is required so that the bug stays on the turntable?

(1 point) match the differential equations and their vector valued function solutions. you may wish to multiply at least one solution out fully, to make sure that you know how to do it. you can get the other answers quickly by process of elimination and just multiply out one row element.