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.
A: After the Civil War, the 13th, 14th and 15th amendments gave former slaves new rights as citizens, but states quickly passed laws to prevent African Americans from gaining the same access to business opportunities, transportation and other facets of society that whites enjoyed.