Will the number of bubbles per minute increase or decrease as the % of carbon dioxide increases? State your hypothesis AND explain WHY you expect to see these results.

A marine biologist is preparing a deep-sea submersible for a dive. The sub stores breathing aid under high pressure in a spherical tank that measures 84.0cm wide. The biologist estimates she will need 3200. L of aid for the five. Calculate the pressure to which this volume of air must be compressed in order to fit into the air tank. Round your answer to 3 sig figs and write your answer in atmospheres.

List the 4 different types of gas exchange systems. Then, describe each

If a mouse and a small lizard of the same mass were placed in an experimental chamber under identical environmental conditions, which animal would consume oxygen at a higher rate? Explain.