CHEM 120 MIdterm_Sept 2020.complete solution guide
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Chemistry Final Review 230 points in 180 minutes for 56 questions - multiple choice; - short answer; - essay; - matching. CO 1- Apply the scientific method to propose a hypothesis and set up an ex... periment including positive and negative controls and appropriate units of measurement. lConversion units problems Example: How many meters are in 5.3 yd? Show your work. How many grams are in 42 ounces? Show your work. How many Celsius degrees represents 27 Fahrenheit degrees? Show your work. CO 2 -Predict the numbers of protons, neutrons, and electrons given the atomic symbol or limited information for a specific isotope of an element and relate them to atomic mass and charge. Determine the number of neutrons, protons, and electrons for an atom, when given its mass number. Use Periodic Table of Elements. Example: Match the atom with the appropriate description. An atom, which has a mass number of 12, with 6 neutrons An atom, which has a mass number of 40, with 20 neutrons Carbon (C) Calcium (Ca) [Show More]
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