The electronegativity for Fluorine is 3.98, and for Barium is 0.89. What type 4 points of bond is formed, and what is the resulting formula? What is the name of
that compound? *

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