What is the frequency of an x-ray with a wavelength of 1.15 × 10 −10m?

The functioning of an electron transport chain is analogous to a) a slinky toy going down a flight of stairs. b) a canoe going over a waterfall. c) a person climbing a flight of stairs one step at a time. d) a person leaping from the top to the bottom of a flight of stairs in one jump.

Fill in the blank. the number of each type of element in the compound (other than 1) is represented by a small number to the right of the element symbol.

What tightening torque should be used for a hexagonal head screw (not split-bolt) on a 250 kcmil conductor?