4. If the AH for H2O is -394 K), how many KJ are given off when 25.0 grams of H, O is
formed?

Compare and contrast solutions and suspensions

Compare and contrast refraction of light and sound will give brainliest

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.