Final answer:
Increasing the gas flow in a Bunsen burner leads to more gas combusting, resulting in a larger and hotter flame and more frequent collisions of gas particles with the container wall, which increases the pressure exerted by the gas.
Step-by-step explanation:
If you increase the gas flow in a Bunsen burner, the amount of gas combusting at any given moment will also increase. This leads to a higher energy release which often results in a larger and hotter flame. In terms of the gas pressure, following the principles of gas laws, increasing the flow of gas into the Bunsen burner allows more gas particles to enter the space above the burner, where they collide with the container wall more often. This increase in collisions will consequently lead to an increase in the pressure exerted by the gas. However, in practical settings, the design of the Bunsen burner allows the excess pressure to escape, usually through the top of the burner, thus the pressure does not increase indefinitely.