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Bromine has a greater electron affinity than potassium 1) Please use only the front side of each piece of paper. definite proportions. MATCHING II: Match the reaction equation with the type of reaction. Calculate the empirical formula of X (C = 12. There are also five answer choices for each multiple Practice Problems. (b) State and explain two observations made in gas jar Y. a gas consists of many particles, either atoms or molecules, moving about at random with no attractive forces btwn them. Label the mixture as solution A. Free Practice Test Instructions: Choose your answer to the question and click "Continue" to see how you did. D. Divide by the lowest mol value to get a whole number mol ratio. Chemistry 101: General Chemistry Final Exam. Study with Quizlet and memorize flashcards containing terms like Energy of the Electron, Difference in electron energy, Larger core charge and more. 4. (273. Topic 3: Infrared Spectroscopy. 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