Elements of Life 2.5 / 5 based on 3 ratings ? ChemistryGreen ChemistryASOCR Created by: Laura TincksCreated on: 08-11-12 20:44 In the ionisation chamber how are outer electrons removed from the atoms? A high energy stream of electrons is fired at the atoms, making an electron be knocked out of orbit. 1 of 7 What is the bottom axes on a mass spectrum? Mass/Charge 2 of 7 On an emission spectra what colour is the background? Black, with multicouloured lines. 3 of 7 What is an absorption spectra? The spectra shown when electrons absorb energy and move up an energy level. 4 of 7 What does Avogadros number tell us? The number of particles in one mole of a particular substance. 5 of 7 What is first ionisation enthalpy? The amount of energy taken to remove the outer electrons of atoms for one gaseous mole of the substance. 6 of 7 What is relative atomic mass? The average weighted mass of all the isotopes according to their abundance. 7 of 7
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