Determine the pH of an aqueous solution made by dissolving 50 mg of H2SO4 and 60 mg of NaOH to a final volume of 500 ml at 25oC.

1) describe the physical layout of the ocean floor ? 2) explain how the dumbo octopus swims differently than other octopus species and why this would be an advantage in the aphonic zone . 3) why are the types of organisms that live at each underwater hot vent so dramatically different ?

How many grams of iron can be made from 16.5 grams of fe2o3

What are the coefficients to balance the following equation? ba+br2=babr2