Final Exam
Wednesday 12/18 7-10pm UTC 2.102A
ALL Four Exam Learning Outcomes
Exam 1
Chapter 6: Water, water, Everywhere
Students will know...
- how to count stuff
- that fire is hot
- how to mathematically convert from one type of unit to another utilizing a set of conversion factors
- the names, formulas, and physical state of the first 10 alkanes
- the MAIN Metric Prefixes for Chemistry Class as listed in section 10.2 of chembook - it's the last table there
- how to fully balance a chemical reaction and identify the coefficients
- how to balance an acid/base reaction
- the Arrhenius and Lowry-Bronsted definitions of acids and bases
- how to identify the conjugate base of an acid and vice versa
- the definition and how to calculate the pH, pOH, and pK for solutions/substances
- what percent ionization is and how to apply it and calculate from it - predict pH
- how to convert a given concentration of a weak base or acid and the resulting pH into a percent ionization
- how to convert the concentration and percent ionization into a Ka or Kb
- what the definition of neutral water is
- how the pH scale works - where it is mostly acidic, basic, and neutral
- how to identify conjugate acid/base pairs
- how to calculate the volume needed to reach the equivalence point of a given titration
- how to use titration data to determine the original concentration of a solution of acid or base
- what causes acid rain and how it can be prevented
- the chemistry of dissolving a salt into water
- the chemistry and results of dissolving CO2 into water/rain
- anything else we learned and did in class, on HW, that I forgot here
Exam 2
Chapter 7: Electrochemistry
Students will know...
- how to assign oxidation numbers in ions and compounds
- how to balance a redox reaction in acid and identify the number of moles of electrons transferred
- how to identify what is oxidized and what is reduced in a redox reaction as well as what is the oxidizing agent and reducing agent
- the differences in an anode and a cathode
- how to determine and calculate the standard potential of a cell when only given shorthand cell notation
- how to calculate amount of material converted during a redox reaction using electric current, time, number of moles of electrons, and the faraday constant / specifically that is utilizing → \({I\cdot t\over n\cdot F} = {\rm moles}\)
- how to use the Nernst equation to get a cell potential under NON-standard conditions → \(E = E^\circ -{0.05916\over n}\log(Q)\)
- the names and the differences in the three types of batteries → primary cells, secondary cells, and fuel cells
- the sign convention for voltaic and electrolytic cells (which electrode is positive and which is negative)
- how to classify many common batteries into the three battery types - common batteries are alkaline, NiMH, NiCad, lithium, Li-ion, lead acid
- know the basic redox chemistry (the reaction) of an alkaline cell and a lead acid battery
Exam 3
Chapter 8: Organic Chemistry / Plastics
Students will know...
- know how to identify functional groups on an organic structure
- know the main monomer name and structure plus the repeat unit for the big 6 plastics
- know the difference in an addition reaction and a condensation reaction to build polymers
- know which polymers are based on monomers (addition polymers) and copolymers (condensation polymers)
- know some of the key features/properties of the big 6 plastics
- know the names and key monomer/copolymer units for our "other" polymers
- know the names and repeat units for the set of nature's polymers that we covered
Exam 4
Chapter 9: Food and Nutrition
Students will know...
- what the difference is in being undernourished and/or malnourished
- the differences in macronutrients and micronutrients
- how to identify the three main macronutrients and their chemical structures
- what a lipid is and its general composition and structure
- the differences in saturated and unsaturated fats
- the difference in a trans fat and a cis fat
- what it means for a fat to be hydrogenated and/or partially hydrogenated
- what is the distinguishing feature is in the structure of carbohydrates
- what amino acids are and how they make proteins
- what the structures are for the 5 highlighted amino acids in this chapter
- what the difference is in vitamins and minerals
- what the two major classifications of vitamins are
- the energy content (Calories) of each of the 3 macronutrients
- how to calculate and evaluate the calorie content of food based on the food label (Nutrition Facts)
- differences in the major consumer alcohols: methanol, isopropanol, and ethanol
- difference in ethanol and denatured ethanol
- what ABV means on an alcoholic beverage label
- how to convert ABV to number of grams and calories on an alcoholic drink
- how distillation works in separating/purifying liquids like ethanol
- how to calculate the mole fraction of a liquid in the vapor phase of a simple distillation