Within a sheet, hybrid orbitals are involved in the bonding network framework. this leaves atomic to be involved in interactions between sheets. these interactions are responsible for stacking.

Within a sheet, sp² hybrid orbitals are involved in the σ bonding network framework. This leaves atomic p orbitals to be involved in interactions between sheets. These interactions are responsible for stacking.

answer; i believe the correct answer is (c) /// is a homogeneous mixture of gaseous substance nitrogen,oxygen and smaller amounts of other substancesmixtures can be either ( homogeneous or heterogeneous)plz check first good luck

chemical digestion occurs in the stomach were hcl and pepsin forms chyme, the mouth in which salivary amylase breaks down starch to form bolus, and the small intestine specifically the duodenum.