The figure below shows the energy diagram for a reaction in the presence of a catalyst and in the absence of a catalyst. As you can see, the catalyst has decreased the activation energy of the reaction, which means that more molecules are able to surmount it and react.
The Rocori High School shooting was a school shooting that occurred at Rocori High School on September 24, 2003 in Cold Spring, Minnesota, United States.[1] The shooter was identified as Rocori High freshman John Jason McLaughlin,[2] who shot and killed 15-year-old freshman Seth Bartell and 17-year-old senior Aaron Rollins.
In 1977 Gary Gilmore becomes the first person executed in the United States in ten years. Gary Gilmore is executed in Utah by a firing squad. In 1979 John Spenkelink is the second person executed in twelve years. Florida executes him in the electric chair. 1982 Texas executes Charles Brooks by lethal injection. This is the first execution by lethal injection.