What can you determine about an element if you only know its group number on the periodic table? A. The total number of protons and neutrons
B. The number of protons
C. The total number of electrons
D. The number of valance elctrons

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line

Identify a strong intermolecular force of attraction between an alcohol

Why is silver chloride is an ionic compound