CHEM 120 All in One Bundle.

CHEM 120 Week 4 Midterm Review CONVERSIONS IN METRIC UNITS: How many kilograms are in 143 grams? CONVERSIONS WITH ENGLISH UNITS: How many milliliters are in 13.5 oz? Is ATM (atmospheres) a standard number? Stoichiometry: Practice questions.

CHEM 120 Final Exam Practice Questions and Answers CHEM 120 Final Exam Practice Questions 1. Question: (TCO 12) The DNA double helix is _____. (Pts. : 5) made up of two polynucleotide strands composed of adenine and thymine a puzzle to geneticists composed of adeni...

CHEM 120 Final Exam Review 2020 1. Know what is the atomic number, atomic mass, protons, neutrons and electrons 2. Describe the shapes of molecules H2S, CBr4, and PCl3 3. Calculating types of bonding (ionic, covalent, nonpolar covalent) 4. Non – polar covalent bonds and polar covalent bonds and ...

CHEM 120 Final Exam Study Guide Terms: A) Metabolism Anabolism Catabolism Monosaccharide (Carbohydrate Disaccharide: Polysaccharides Terms: B) Lipids Lipid family include Fatty acids Saturated fatty acid Monounsaturated fatty acid Polyunsaturated fatty acid Terms: C) Protein Primary Structur...

CHEM 120 Final Exam Questions and Answers Question: (TCO 8) 35.0 mL of 0.25 M NaOH is neutralized by 23.6 mL of an HCl solution. The molarity of the HCl solution is (show your work): Question: (TCO 1) How many mL are in 3.5 pints? Show your work. Question: (TCO 3) What is the name of the following...

CHEM 120 Week 1 Discussion Question 1: Scientific Method and Calculations QUESTION: The steps of the scientific method are: observation, hypothesis, experiment, results, and theory.  Take a real world scenario and apply the scientific method, being sure to detail the controls on your experiment....

CHEM-120 Week # 1 DQ 2 – Atoms and Atomic Structure There are a number of elements (minerals) that are important to human nutrition. These include sodium, potassium, calcium, chloride, magnesium, iron, copper, manganese, iodine, molybdenum, and selenium. Using the periodic table of elements, pick ...

CHEM 120 Week 2 Discussion Question 1 – Chemical Names Sulfates, sulfites, nitrates, nitrites—how does one keep all of these similar but different names straight? Let’s begin this discussion by talking about the naming of different compounds. Why would it be important to make sure that you k...

CHEM 120 Week # 3 DQ 1 – Chemical Reactions and Equations (graded) Understanding chemical reactions and the information that is available in a balanced chemical reaction is an important concept in chemistry. By working with a variety of problems, one will become comfortable with the concepts and b...

CHEM-120 Week # 3 DQ 2 – Molarity and Solution Calculations (graded) Professionals in a scientific laboratory and in the healthcare field need to accurately prepare solutions for a number of reasons. If you wear contacts, you probably use a saline solution to rinse your contacts. What solutions ...

CHEM 120 Week # 4 DQ 1 – Gases (graded) Matter exists in three different states: solid, liquid, and gas. Depending upon its physical properties, matter will be found in one of these states at ambient temperature and pressure. Describe a situation where a substance changed between the solid and li...

CHEM 120 Week 4 Discussion Question Acids & Bases While we often do not realize it, acidic and basic solutions are a part of our daily lives. Describe an example of when you have used an acidic or basic solution in your home. Let’s see how many different examples we can describe.

CHEM 120 Week 5 Discussion Question 1 – Organic Molecules 1 Describe a way in which you use organic compounds in your home or work environment. Choose a compound that is classified as an ether, aldehyde, ketone, ester, or alcohol. Let’s see how many different examples can be described CHEM 120 ...

CHEM 120 Week 6 DQ 1 – Polymers (graded) What do you have in your home that is constructed from a synthetic polymer? Identify the type of polymer and its monomer. List THREE examples each CHEM-120 Week 6 DQ 2 – Nuclear Chemistry and Energy (graded) Radiation can be found in different forms. Ele...