Hexane /ËhÉkseÉªn/ is an alkane of six carbon atoms, with the chemical formula C 6 H 14.
  The 13th Amendment (1865) ended slavery in the United States. There was the exception of those who were tried and convicted-they could be subjected to involuntary ser â¦ vitude. Additionally, this Amendment gave Congress the power to enforce the end of slavery by creating laws.-- The thirteenth amendment to the US Constitution abolished slavery and all other forms of involuntary servitude, excluding involuntary labor as punishment for a crime. Section 1.
Though the amendment formally abolished slavery throughout the United States, factors such as Black Codes, white supremacist violence, and selective enforcement of statutes continued to subject some black Americans to involuntary labor, particularly in the South.