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1/11/2018

Module 7 Exam- Alternative Assignment- EQUILLIBRIUM & REDOX

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Module 7 Exam – EQUILLIBRIUM AND REDOX – Alternative Assignment
Please answer the following questions on a word document and submit to me via email.
  1. What is the concept of dynamic equilibrium?
  2. What is the difference between a chemical and nuclear reaction?  
  3. Give an example of a chemical reaction and an example of a nuclear reaction?
  4. Explain the difference between Acids and Bases.
  5. What is the relationship between hydronium ion concentration and pH?
  6. What are oxidation-reduction reactions?
  7. What are oxidizing agents what are reducing agents?
  8. How are redox reactions important for living and non-living systems?
  9. Explain the following types of reactions- redox, acid/base, synthesis, single replacement and double replacement reactions. 

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1/11/2018

Module 6 Exam- Alternative Assignment- THERMOCHEMISTRY AND RATE

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Module 6 Exam – THERMOCHEMISTRY AND RATE – Alternative Assignment
Please answer the following questions on a word document and submit to me via email.
 
  1. What are the differences between endothermic and exothermic reactions?
  2. Provide an example of an endothermic and exothermic reaction- briefly explain.
  3. What factors affect the rate of a chemical reaction?
  4. Explain potential energy.
  5. Give three real world examples of potential energy.
  6. Explain the las of conservation of energy.
  7. Explain the difference between an open, closed system and isolated systems.
  8. Explain the relationship between kinetic energy and temperature?  

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1/11/2018

Module 5 Exam- Alternative Assignment- PHASES AND SOLUTIONS

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Module 5- Alternative Assignment- PHASES AND SOLUTIONS

​Please answer the following questions on a word document and submit to me via email.
  1. State and describe the 4 states of matter.
  2. How does kinetic energy of the phases of mater act as the phases change?
  3. Describe physical and chemical properties?
  4. Provide two examples of each, physical and chemical properties.
  5. Describe the properties of water.
  6. Explain why the properties of water are essential for life.
  7. What is the mole concept?
  8. What is the conservation of mass?
  9. What is the ideal gas law?
  10. Answer the following question: How many moles of NaCl are required to prepare 0.80 L of 6.4 M NaCl? 

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4/19/2016

Chemistry: Alternative Assignment- 8.01 Half Life and Radioactive Decay Lab

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Chemistry: Alternative Assignment- 8.01 Half Life and Radioactive Decay Lab
​

Watch the following video…and answer the questions below. Submit under Assignment 8.01- Radioactive Decay. 

Video: https://youtu.be/HRwey6cwGHo

  1. In the dice simulation, how many rounds were the dice shaken before the first half life was reached? 
  2. In the dice simulation, how many generations occurred before all dice decayed? 
  3. What kind of particles can be emitted in radioactive decay? 
  4. How does the video describe a half life? 
  5. Write and explain each part of the half life equation. 
  6. Based on the graph shown around 4 minutes into the video, explain what is occurring over the generations, if the dice represent decaying nuclei? 
  7. Based on the half life graph on Carbon-14, what is the approximate half life? 
  8. What are Alpha-particles made up of? 
  9. What example do they provide that uses Alpha-particles decay to date?
  10. What are the Beta-particles made up of?
  11. What example do they provide that uses Beta-particles decay to date?
  12. What is emitted during gamma decay? 

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