Brass is an example of a mixture of two elements: copper and zinc. It can contain as little as 10%, or as much as 45%, zinc. Another difference between compounds and mixtures of elements is the ease with which the elements can be separated.ome of the differences between chemical compounds and mixtures of elements are illustrated by the following example using raisin bran and Crispix.. Raisin bran has the following characteristic properties of a mixture.
The following list summarizes selected foods containing high levels of Vitamin K, as measured by the U. S. Department of Agriculture. By far, the major source of Vitamin K is green, leafy, vegetables-kale, collards, spinach, and turnip greens are the highest. Vitamin K aids blood clotting, protects the heart, and helps to build bones. Those who need to increase their Vitamin K intake can select foods from this high Vitamin K food summary list. It is not necessary to take Vitamin K supplements, to achieve a high level of Vitamin K nutrition. Warfarin Patients Others, who wish to avoid Vitamin K because they are taking Coumadin, may also use the list to help themselves avoid excessive blood thickening.
Foods that contain a significant amount of vitamin K include beef liver, green tea, turnip greens, broccoli, kale, spinach, cabbage, asparagus, and dark green lettuce. Chlorophyll is the substance in plants that gives them their green color and provides vitamin K.ther things that may lead to vitamin K deficiency include: 1  Health problems that can prevent your body from absorbing vitamin K, such as gallbladder or biliary disease, cystic fibrosis, celiac disease, and Crohn's disease. 2  Liver disease. 3  Taking blood thinners, such as warfarin (Coumadin). 4  Long-term hemodialysis. 5  Serious burns.