Of you have 90 ml of water mixed with 10 ml of pollutant the concentratiom of the pollutant is a 1:1 b 1:10 c 20:500 d 1:1000.

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

Use the periodic table to complete this equation that represents nuclear fission processesun - ba c 3 n

Which statement best describes the he properties of iconic compounds ?