CHEM120

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Week 3 Discussion: Solution Chemistry


Required Resources
Read/review the following resources for this activity:

  • Textbook: Chapter 5, 6, 11
  • Unit 3 lesson

Ebook: Bauer, R. C., Birk, J. P., & Marks, P. (2019). Introduction to chemistry. New York, NY: McGraw-Hill Education.

Initial Post Instructions
For your initial post pick a combination of one of the following molecules, one mass quantity, and one total solution volume from this table. You may not use the same combination as another student so be sure to read any existing peers' postings before posting your own.


THE COMBINATION TABLE OF THE MOLECULES IS ATTACHED BELOW 


For example, one possible combination would be 2 grams of NaCl in 500 ml of solution. Then, give each of the following for your unique combination being sure to show all of your work:

  1. %mass/volume concentration
  2. Molarity
  3. Osmolarity


Writing Requirements

  • Minimum of 2 sources cited (assigned readings/online lessons and an outside source)
  • APA format for in-text citations and list of references


Criteria

Initial Post Content: Addresses all aspects of the initial discussion question(s), applying experiences, knowledge, and understanding regarding all weekly concepts.

Evidence & Sources: Integrates evidence to support discussion from assigned readings** OR online lessons, AND at least one outside scholarly source.*** Sources are credited.*

Professional Communication: Presents information using clear and concise language in an organized manner (minimal errors in English grammar, spelling, syntax, and punctuation).


Notes

Credited means stating where the information came from (specific article, text, or lesson). Examples: our text discusses...., The information from our lesson states..., Smith (2010) claimed that..., Mary Manners (personal communication, November 2017)...

**Assigned readings are those listed on the syllabus or assignments page as required reading. This may include text readings, required articles, or required websites.

***Scholarly source - per APA Guidelines, only scholarly sources should be used in assignments. These include peer-reviewed publications, government reports, or sources written by a professional or scholar in the field. Wikipedia, Wikis, .com websites or blogs should not be used as anyone can add information to these sites. For the discussions, reputable internet sources such as websites by government agencies (.gov) and respected organizations (.org) can be counted as scholarly sources. Outside sources do not include assigned required readings.

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