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1. What can be deduced about two gases that have the same molecular mass? A They have the same solubility in water at room temperature B C The have the same boiling point…

Education The Atmosphere and Environment

1. The atmosphere and Environment 2. The Atmosphere and the EnvironmentComposition of airAir Pollution1. Presentation in graphs/chartsIdentity of air pollutants2. Experiments…

Education Environmental chemistry

1. ENVIRONMENTAL CHEMISTRY Muhammad Areeb Nafey uddin Siddiqui Muhammad Aleem Ansari Haadi Uddin Ahmed Muhammad Hassaan Fawad 2. PERCENTAGE COMPOSITION OF AIRNitrogen-78%…

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Reactants: substances about to react Products: new substances produced Reactants Products Law of Conservation of Mass mass can neither be created nor destroyed in a chemical…

Documents 19.3 Resistance and resistivity

19.3 Resistance and resistivity 19.3 Resistance and resistivity Learning outcomes Candidates should be able to: (g) define resistance and the ohm (h) recall and solve problems…

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The atmosphere and Environment The atmosphere and Environment The Atmosphere and the Environment Composition of air 1. Presentation in graphs/charts 2. Experiments which…

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5070-04Nov08t56861.indd UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS General Certificate of Education Ordinary Level CHEMISTRY 5070/04 Paper 4 Alternative to Practical…