After several seconds the flames are extinguished and the towel appears unharmed by the fire. Using crucible tongs, dip a lab towel into a beaker containing a 50/50 mixture of isopropyl alcohol and ...

Provide a box to Total cereal, a large beaker (600 to 1000mL), a large magnetic stir bar (about 8cm. long), a pair of tongs, a magnetic stirrer, and water. At the beginning of class fill a 600 to ...