polystyrene. Limonene contains a natural oil, citronella, which breaks down the hydrocarbon bonds of polystyrene and dissolves polystyrene. A sticky residue is left behind, which can be easily decomposed by microorganisms in air and water. This project is significant to the real world because polystyrene that
Why the Number of House Members Hasn't Changed Since 1913. There are still 435 members of the House of Representatives a century later because of the Permanent Apportionment Act of 1929, which set that number in stone. The Permanent Apportionment Act of 1929 was the result of a battle between rural and urban areas of the United States following the 1920 Census.
Quick Answer. In the House of Representatives, states are represented according to their populations, with each state guaranteed at least one representative. The total number of representatives is capped at 435 as of 2014, so states gain or lose representatives according to population shifts. Continue Reading.