Chemistry 101L - Boyd County Public Schools

1. Open the bags containing the nitrogen oxides and the sulfur dioxide in the back of the fume hood. 2. Allow all of the gases to be vented into the hood. Squeeze the pipettes several times to flush gases from them. 3. Using the water supply in the hood, fill the bags with tap water. Carefully pour the water into the cup sink at the back of the ... ................
................