The anteroposterior full-spine films (Fig. 6.38) exhibit several lateral flexion-type subluxations (C-3) and a rotational type at the level of L5 (C-4). This patient presented with a history of acute pain in the left lateral rib cage about the level of the 3rd and 4th ribs.
paper burning is a chemical change. technically any chemical change is also a physical change, but not every physical change is a chemical change. It is a chemical change. When you burn paper, you see smoke and ash being formed, indicating a chemical change.
A combustion reaction (commonly known as burning ) is an exothermic reaction in which something reacts with oxygen. The combustion of organic compounds usually takes the form organic compound + oxygen => water + carbon dioxide. Alright so we're going to talk about combustion reactions.