Sometimes you may wake up with a swollen, puffy face. This may happen as a result of pressure being placed on the face while sleeping. However, a swollen, puffy face can also arise from a facial injury or indicate an underlying medical condition. Facial... Read more
Matter is also different because objects can be made up of different kinds of atoms. Gold is made of one kind of atom-gold atoms. Salt is made up of two different kinds of atoms-sodium atoms and chloride atoms. Properties of Matter Remember all objects take up space and have mass. You use your sense of taste and smell to tell the difference between spinach and an orange.
The word salt is a general chemical term that refers to ionic compounds formed when an acid reacts with a base. They may be simple salts such as. A large pile of salt at an Uppington, South Africa, salt mine. NaCl, KCl, and Na 2 SO 4; acid salts like NaHCO 3 and NaH 2 PO 4; or double salts like KAl(SO 4) 2.Table salt is sodium chloride, a chemical compound with the formula NaCl.Sodium chloride has been used to flavor and preserve food for thousands of years. As a result, salt became an essential part of commercial transactions and was often used as money or barter.alt is used to cure meat and fish by soaking them in brine, rubbing salt onto them, or injecting them with a salt solution. Bacon and cured ham are examples of meats preserved by the use of salt. Salt is also used to make pickles by soaking cucumbers in brine. Rock salt is sprinkled on highways to melt ice.