Exam (elaborations)
Portage Learning Chem 210 - Module 1-8 and final exam 2023 with complete solution
- Course
- Institution
Portage Learning Chem 210 - Module 1-8 and final exam 2023 with complete solution
[Show more]
Content preview
Question 2 ptsQuestion 3 pts
Question 4 ptsPortage Learning Chem 210 - Module 1-8 and final exam 2023 with complete solution
Question 1 pts
What are three ways that biochemists study biological organisms?
Biochemists study 1) the relationship between structure and function of biomolecules, 2) chemical reactions of organisms (metabolism), and 3) communication within and among organisms.
What is the definition of biochemistry?
Often referred to as the chemistry of life, biochemistry asks how the remarkable properties of organisms relate to their molecules.
What is another name for firefly?
lightning bug
Is Li an element common in biological organisms? No. See Figure 1.3 for the common elements. Question 6 pts
Question 7 pts
Question 8 ptsQuestion 5 pts
What is known as the “medium of life”?
Water
What is the bond angle associated with trigonal pyramidal
107.5 degrees
Are transition metals commonly found in biological organisms?
Yes. They are trace elements in organisms. See Figure 1.3 for examples.
True or false: Water can make up 85% (by mass) of a living organism. True. Some plants are made up of 90% water by mass.
Question 9 pts
True or false: Large elements tend to make the strongest covalent bonds. Question 11 ptsQuestion 10 pts
Question 12 pts
Question 13 ptsFalse. Smaller elements tend to make the strongest bonds due to significant overlap.
Name three bulk elements. Name three trace elements.
Bulk elements (three of these): H, C, N, O, Na, P, S, Cl, K, and Ca Trace elements: Mg, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, Se, Mo, I, and W.
The following statement is incorrect. Rewrite the statement to be correct.
Statement: Organic chemistry is the study of metal compounds, while inorganic chemistry is the study of carbon compounds.
Organic chemistry is the study of carbon-based compounds,
while inorganic chemistry is the study of all other compounds,
including metals, minerals, and other non-organic compounds.
Is H2O an organic molecule? How about CO2? C100H202?
Water is not organic; it does not contain carbon. Both CO 2 and C100H202
are organic compounds.
The next row of Table 1 would be the 6-carbon alkane, hexane. Write out its chemical formula and condensed formula.
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Wiseman. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $22.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
71184 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now