now suppose a reaction vessel is filled with of dinitrogen tetroxide at . answer the following questions about this system: under these conditions, will the pressure of tend to rise or fall? rise fall is it possible to reverse this tendency by adding ? in other words, if you said the pressure of will tend to rise, can that be changed to a tendency to fall by adding ? similarly, if you said the pressure of will tend to fall, can that be changed to a tendency to rise by adding ? yes no if you said the tendency can be reversed in the second question, calculate the minimum pressure of needed to reverse it. round your answer to significant digits. 2no2 n2o4