The solubility of a gaseous solute as the pressure on the solution a. decreases, increases
b. increases, remains constant
c. increases, increases
d. increases, decreases

For which one of the following reactions is the value of δh° rxn equal to δh° f for the product? a. 2 h2 (g) + o2 (g) → 2 h2o (l) b. n2 (g) + o2 (g) → 2 no (g) c. 2 h2 (g) + o2 (g) → 2 h2o (g) d. h2o (l) + 1/2 o2 (g) → h2o2 (l) e. none of the above

The melting point of sulfur is 115 °c and its boiling point is 445 °c. what state would sulfur be in at 200 °c?

What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?