The chemical composition of table salt is NaCl. Table salt is a combination of sodium and chlorine, which form ionic bonds. More »

Milk is primarily composed of water, comprising 85.5 to 89.5 percent of milk. The average percent of water in milk is 87 percent. The rest is composed of dissolved solids such as fat, carbohydrates and protein. More » Science Chemistry Organic Chemistry

Because a cow's stomach includes four different chambers with their own chemical processes and biological functions, the chemical composition of cow dung includes a variety of different substances. These substances inclu... More »

The chemical composition of table salt is one atom of sodium (Na) to one atom of chlorine (Cl), known as sodium chloride (NaCl). Table salt also often has iodine added in for health reasons, but this does not change the ... More » Science Chemistry Atoms & Molecules

The chemical formula for table salt is NaCl. Also called sodium chloride, natrium chloride or halite, table salt is an ionic compound that contains a positively charged ion of sodium and a negatively charged chloride ion... More »

The difference between a chemical change and a physical change lies in how the change affects the composition a substance. A chemical change occurs on the molecular level and produces a new substance. However, a physical... More »

The chemical composition of sand is primarily SiO2, or silica. Silica, which is also named as quartz, is a type of mineral that makes up most of the sand types like beach sand. More »