An empty 10-ml volumetric flask weighs 10.267 g. after filling to the mark with distilled water at 20°c, the mass is 20.219 g. what is the mass of water in the flask

Compare the valence electron configuration of the nobles gas elements seen here. what statement is correct?

What happens when an atom of sulfur combines with two atoms of chlorine to produce sci2? a. each chlorine atom shares a pair of electrons with the sulfur atom. b. an electron is transferred from each chlorine atom to the sulfur atom. c. an electron is transferred from the sulfur atom to each chlorine atom. d. each chlorine atom shares all its valence electrons with the sulfur atom.

What element has similar physical and chemical properties as boron.