It embodies all the essential components of present day definition, i.e. site, nature, aggravating and relieving factors and referral. According to him angina is chest pain which is precordial, temporary, exertional, emotional, burning like and relieved by rest. He also linked this kind of pain to obesity (medoroga).
Pure substances are defined as substances that are made of only one type of atom or molecule. The purity of a substance is the measure of the extent to which a given substance is pure. The physical properties of a pure substance include well-defined melting and boiling points. The purity of a substance also impacts the chemical properties of a substance by reducing the chances of unexpected products being formed if impurities are present within the substance.
Elements are made up of only one kind of atoms. For example graphite and diamond are forms of the element carbon, and only contain carbon atoms. Atoms of a single element may â¦ combine as molecules, or structurally as allotropes, in a number of ways. put down Pure substance as well but appearantly the answer was All of the Above which included A.Pure Substance B.Compound C.Element ... so as long as you can prove it was only pure substance(This was for extra credit to get points back on the test for my teacher) You got the points.