Compounds that have the same molecular formula but different chemical structures are called isomers. Remember isomerism is a property between a pair (or more) of molecules, i.e. a molecule is an isomer of another molecule. A similar relationship is that of brother or sister...
Many Americans are up in arms. But in fact, keeping out desperate souls seeking entry into America has deep roots. On this day 100 years ago, the United States passed the strictest immigration law of its time: the Immigration Act of 1917. The law restricted the immigration of undesirables, including many people from the Middle East and Asia, through increased taxes, tests and outright bans.
SUMMARY. The Immigration Reform and Control Act was passed and signed into law on November 6, 1986. The purpose of this legislation was to amend, revise, and reform/re-assess the status of unauthorized immigrants set forth in the Immigration and Nationality Act.986 Immigration Reform and Control Act, a.k.a. The Simpson-Mazzoli Act (An act to amend the Immigration and Nationality Act to revise and reform the immigration laws, and for other purposes). S. 1200; Pub.L. 99-603; 100 Stat. 3359.