See 14.36 Acres in McMullen , 252 F. Supp. 2d at 363 (disregarding state law on unity of use because federal law controls in federal condemnation cases); see also Oncor Elec. Delivery Co. v. Brown , 451 S.W.3d 128, 132 (Tex. Ct. App. 2014) (citing 14.36 Acres and noting differences in federal and state law).