CT scans can be used to detect cysts or infections in the body. They can also identify the bone structures within the body and can accurately measure the density of bone. A CT scan is often used to quickly inspect a patient after an accident in order to identify traumatic internal injuries. A Leg CT scan may help diagnose (find): A CT scan of the leg can diagnose a broken or fractured bone or bone infection. It can also find bone tumors or masses, including cancer. The test can help find the cause of pain or other problems in the foot, ankle or knee joints. A leg CT scan may help find a blood clot in the leg as well.
Law of Definite Proportion Definition. A chemical compound always holds exactly the same ratio of chemicals element by mass. The equivalent statement is the law of invariant composition, which in turn states that all samples of a given chemical compound have the same elementary constitution..
168 Unit 2: The Structure of Matter. Solids have a definite volume and shape. A piece of ice,a block of wood,and a ceramic cup are solids.They. have shapes that do not change and volumes that can be measured. Any matter that is a solid has a definite shape and a definite volume. The molecules in a solid are in fixed positions and are close together.Although the molecules can still vibrate,they cannot move from one part of the solid to another part.As a result,a solid does not easily change its shape or its volume.If you force the molecules apart, you can change the shape and the volume of a solid by breaking it