Todayâs lesson is brought to you by 7, 14, and the letters. Kw, pH. Kw: the ion-product constant of water Q: will pure distilled water conduct electricity A: As the demo shows, it will (slightly). If water conducts electricity, ions must exist Water exists as an equilibrium, which is referred to as the self-ionization of water: H2O + H2O ï« H3O+(aq) + OHâ(aq) Kw What is the value of Kw?
Protecting Airport Personnel from. Lightning Strikes. L. ightning strikes are particularly. hazardous to ramp operations. at airports, where ramp workers. need to cease outdoor activities when. lightning presents an imminent danger. All aspects of airport operationsâ. landside, terminal, and airsideâ. are impacted when there is a ramp.
From 1993 through 2010, Texas had 246 injuries and 57 deaths â 303 total reported lightning strikes, an average of about 18 per year. In 2009, 11 folks were injured in Texas. Add in the three who were killed and thatâs at least 13 people struck by lightning that year, not counting strikes that went unreported.