The _____ exam is optional and replaces your lowest quiz or exam score from the semester.

Go to Section 1.4 in your text (1.4 The Unit of Biological Organization: The Cell) and enter the first 6 words of the section (starting with ‘A’ and ending with ‘Biology’).

If you have accommodations to type, please enter your response here. If you do not have accommodations to type, leave this box blank.

Thank you for a great Spring semester and good luck in your future endeavors!!! It has been a pleasure to be your instructor 🙂 Do not forget to register for your Summer and Fall classes at Chaffey College!!! We look forward to seeing you next semester. I hope you now know the key to success in Chemistry… 

Describe what economics is in your own words?  In your description, share the diference between macroeconomics and microeconomics. (Use full sentences and college-level writing for full credit.)

An unknown element is found to have two naturally occurring isotopes with atomic masses of: 34.9999 (75.8%), and 36.7145 (24.3%).  Based on atomic weight what is the identity of the element?  note: you must show your work for credit on this problem

A tennis ball is thrown from a window 29.0 m above the ground at an initial velocity of 15.2 m/s and

Bonus (for up to 5 points): 1) Fill in the blanks: Cations are __________ than their parent atom Anions are __________ than their parent atom   2) Explain why a positive ion is always smaller than its parent ion

Bonus (for up to 5 points): 1) for any given principal energy level, what is the maximum number of electrons that can exist in the following subshells?               s   _______            p   _______        d ________ 2) State Hund’s rule and write two orbital diagrams for Nitrogen (boxes and arrows).  In the first on draw electrons that violate Hund’s rule.  For the second one, draw the correct orbital diagram for nitrogen.

Mary E. Lease gave a speech to the Women’s Christian Temperance Union. What did temperance activists want to restrict  (or perhaps even ban)?