Uric acid. Uric acid is a heterocyclic compound of carbon, nitrogen, oxygen, and hydrogen with the formula C5H4N4O3. It forms ions and salts known as urates and acid urates, such as ammonium acid urate. Uric acid is a product of the metabolic breakdown of purine nucleotides, and it is a normal component of urine. High blood concentrations of uric acid can lead to gout and are associated with other medical conditions including diabetes and the formation of ammonium acid urate kidney stones.
A pure substance or chemical substance is a material that has constant composition (is homogeneous) and has consistent properties throughout the sample. Here are examples of pure substances. Answer: Examples of pure substances include tin, sulfur, diamond, water, pure sugar (sucrose), table salt (sodium chloride) and baking soda (sodium bicarbonate).
Unit 3 Elements Made up of only one type of particle called an Atom. Any substance that is made up of one type of particle is called a pure substance.An element cannot be separated into simpler substances by chemical or physical means Gold (Au) is an element.Each particle is the same.ame_________________ Period________________ Fill in the blank: 1. A pure substance is a substance that contains only one type of ___________________. 2. Characteristic properties can be used to ____________substances.