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Some questions may require the use of the 2011 Edition Reference Tables for Physical Setting/Chemistry.About Press Press66 Atomic number: Mass number: 67 Number of electrons in first shell: Number of electrons in second shell: 68 Change in electron energy: Change in electron location: 69 70 g/mol 71 72 P.S./Chem. Answer Booklet-June '15 [4] Part CChart for Converting Total Test Raw Scores to Final Examination Scores (Scale Scores) To determine the student’s final examination score, find the student’s total test raw score in the column labeled “Raw Score” and then locate the scale score that corresponds to that raw score. The scale score is the student’s final examination score.A students experimental result indicates that the density of element is 2.10g/cm3 at room temperature and standard pressure. 54 Identify the physical property in the table that could be used to differentiate the samples of the three elements from each other. 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Answer--> 4 NH 3 + 5 O 2 --> 4 NO + 6 H 2 O + heat. 72 Show the numerical setup for calculating the gram formula mass of NO 2 produced in equation 2. Answer--> 14 + 16+ 16 or 14+ 2 (16) and a few more. 73 Determine the number of moles of oxygen required to completely react with 4.0 moles of NO in equation 2. Answer--> 2.0 moles.What You Need To Know for the Chemistry Regents Exam. The Test The Chemisty Regents Exam is broken down into three sections: Part A: 35 mulitple choice questions from all units covered over the course of the school year. Part B: Approximately 25 questions, with a mix of short answer and multiple choice.66.Write the chemical name for the compound that decomposes. Answer--> potassium chlorate. 67. Based on the lab data, show a numerical setup to determine the number of moles of O 2 produced. Use 32g/mol as the gram-formula mass of O 2. Answer--> 0.8/32 just the setup. 68. 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