Which of the following factors describe the metamorphic conditions at a mid-ocean ridge? Choose all that apply. View Available Hint(s) Choose all that apply. high mantle temperatures hot, watery fluids low temperature high pressure low pressure

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 reaction q+r2=r2q is found to be first order in r2 and

The element that has the greatest electronegativity is