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Chapter 1 said we can think of social media as the way digital natives live a social life–it’s all about a ______________–a belief in democracy; the ability to freely interact with other people, companies, and organizations; open access to venues that allow users to share content, from simple comments to reviews, ratings, photos, stories, and more

The syllabus quiz is due Sunday by 11:59 pm of the first week.

All academic papers are to be uploaded through                                                                                                  

The Academic Integrity policy is found in what PBAU document?                                 

You should check PBAU email how often?                                                                                        

How many photons would be needed to produce 355 mJ of energy, if the photons have a frequency of 1.34 x 1029 s-1?

In order to receive credit for this problem you must   solve it using dimensional analysis  show all your work and   your work must be legible, well organized and easy to follow. to the correct number of significant figures Once Finished Show the work to the camera. Submit this Exam. Then go to the Free Response on Canvas take a picture and upload the answer.   Vanillin (used to flavor vanilla ice cream and other food) is the substance whose aroma the human nose detects in the smallest amount. The threshold limit is 5.00 x 10-11 grams per liter of air. If the current price of 50 grams of vanillin is $124, determine the cost to supply enough vanillin so that the aroma could be detected in a large aircraft hangar with a volume of 6.75 x109 ft3. (1 cm3=1 mL)     

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There are three natural isotopes for element L (L- 124, L-126, and L-127). Below are the atomic masses and percent abundances of element L. Determine the average atomic mass of the element.   L-124  123.9992 amu  22.101%  L-126  125.9909 amu  10.710%  L-127  126.9871 amu  67.189% 

 Which of the following experiments identifies a physical rather than a chemical property of a substance?