Describe what happens in an atom to produce the colors shown in the flame tests and emission spectra?

Explain what happens at the saturation point when adding salt to water at room temperature.

Ahypothesis must be testable and falsifiable to be considered scientific a. trueb. false

Question 3(multiple choice worth 4 points) (04.04 lc) what does it mean when an element is reduced? it empties a valance shell, reducing its atomic radius. it gains electrons, reducing its overall charge. it increases electronegativity, reducing its ability to bond. it loses electrons, reducing its electron number.