What is the ph of a buffer that is 0.12 m in lactic acid (hc3h5o3) and 0.10 m in sodium lactate? for lactic acid, ka = 1.4 x 10

An atom of which element reacts with an atom of hydrogen to form a bond with the greatest degree of polarity ?

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 ?

What will most likely happen in the absence of a cell membrane? a) photosynthesis will not take place. b) the cell will not store food, water, nutrients, and waste. c) energy will not be released during cellular respiration. d) substances will pass in and out of the cell in an uncontrolled manner.