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.
From Wikipedia. Salt (chemistry). In chemistry, salts are ionic compounds that can result from the neutralization reaction of an acid and a base. They are composed of cation s (positively charged ions) and anion s (negative ions) so that the product is electrically neutral (without a net charge).any living bodies including human body also contains some kinds of acids and bases. A very common acid is the dilute Hydrochloric acid present in our stomach, which involves in the digestion process of food materials in stomach. Urine, blood, and intestinal fluid are alkaline in nature.