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.
There are 435 members of the House of Representatives. Federal law determines how many members are in the House of Representatives. The law was passed on Aug. 8, 1911. That measure raised the number of representatives to 435 from 391 because of population growth in the United States. The first House of Representatives in 1789 had only 65 members. The number of seats in the House was expanded to 105 members after the 1790 Census, and then to 142 members after the 1800 head count. The law that set the current number of seats at 435 took effect in 1913.