All of the following are background correction techniques for atomic spectroscopy, except: Group of answer choices the analyte sample is spiked with a compound to absorb all background signal.

List the two type of transporst that the cell in orde to transport molecules acroos the membrane

In which situation can a mixture always be called a solution

Diffraction is when light is bent around obstructions. which of the these observation about clouds would indicate diffraction? a) after rain storms, you can sometimes see rainbows. b) clouds are white or gray and cannot be seen through. c) on a cloudy day, the temperature tends to be cooler than a sunny day. d) the edges of dark clouds appear lighter. this