The amount of energy released by the combustion of a given fuel is the result of the subtracting the energy required to break the bonds of the reactants from the energy released by the formation of bonds in the products.
Kansas Nebraska Act. This Act set up Kansas and Nebraska as states. Each state would use popular sovereignty to decide what to do about slavery. People who were pro-slavery and antislavery moved to Kansas, but some antislavery settlers were against the Act.
Kansas-Nebraska Act of 1854 repealed the Missouri Compromise of 1820. It applied the principle of popular sovereignty to the territories. It permitted the expansion of slavery beyond the Southern states. It also sparked the formation of the Republican party. This Act would be one of the causes of the Bleeding Kansas and the Civil War.