Chem 1 0.0 / 5 ? ChemistryA bit of everythingASWJEC Created by: beth-marie2511Created on: 17-05-16 11:06 The actual number of atoms present in a compound molecular formula 1 of 10 The average mass of an atom compared to 1/12 the mass of an atom of C12 relative atomic mass 2 of 10 When an electon gun fires high speed electrons and ionises the sample in a mass spectrometer ionisation 3 of 10 The total energy change that occurs when a system changes from one state to another is independent of the route taken hess law 4 of 10 A heterogenous catalyst nickel 5 of 10 A catalyst in the same state as the reactants homozygous 6 of 10 Which gas is a major contributor to global warming? carbon dioxide 7 of 10 What gas is produced when sulfur is combusted? sulfur dioxide 8 of 10 A fuel that contains sulfur as an impurity coal 9 of 10 How is sulfur dioxide removed from things in industry? limestone 10 of 10
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