325mgofacetylsalicylic acid (hc9h7o4). calculate the ph of a solution that is prepared by dissolving two aspirin tablets in one cup (237 ml) of solution. assume the aspirin tablets are pure acetylsalicylic acid, ka 5 3.3 3 1024.

Which statement describes evidence of a chemical reaction? a) ice melting eliminate b) water boiling c) lighting a match d) grape juice freezing

Which of the following describes a situation where competition between producers exists

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 ?