What minimum frequency of light is required to ionize potassium?The energy required to ionize potassium is 419kJ/mol? Chemistry The photoelectric work function of a metal is the minimum energy needed to eject an electron by irradiating the metal with light. For calcium, this work function equals 4.34 x 10-19 J.
This video shows how to remove black mastic or carpet glue of concrete floor using FranMar's Bean-e-doo mastic remover. This is an easy and safe way to remove black mastic without toxic fumes. for more information visit www.sealgreen.com.1  Howto & Style. 2  Standard YouTube License.his video shows how to remove black mastic or carpet glue of concrete floor using FranMar's Bean-e-doo mastic remover. This is an easy and safe way to remove black mastic without toxic fumes. for more information visit www.sealgreen.com. 1  Howto & Style. 2  Standard YouTube License.
Best Answer: Try a heat gun and a 6 stiff scraper. Heat the glue and gently scrape. This should remove the worst of the adhesive. Good luck. EDIT: LOL You can try your blow dryer, but I don't believe that it will get hot enough to soften the mastic. You can try, but the heat gun is a better way to go.You should be able to rent one at a tool rental yard if you don't want to buy one.his should remove the worst of the adhesive. Good luck. EDIT: LOL You can try your blow dryer, but I don't believe that it will get hot enough to soften the mastic. You can try, but the heat gun is a better way to go. You should be able to rent one at a tool rental yard if you don't want to buy one.