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2.3357 x 10-7   –   6.92 x 10-7   +   3.0223 x 10-8 =

You will see an assignment in the modules titled “Scratch work from Exam 1.” Upload a pdf of your scratch work from this exam. You have an extra day beyond the due date of this exam to get it done.  For things like this, I use a free pdf app on my phone or tablet. The one I use is called “Fast Scanner,” but there are also other apps. Alternatively, you could scan you scratch work with a scanner/copier. DO NOT SUBMIT PICTURES. Pdf uploads only please. 

21. A 35-year-old female presents to the emergency department with severe abdominal pain. Which of the following characteristics is most consistent with the patient experiencing visceral pain? 

Express the product of 2.2 mm and 5.00 mm using the correct number of significant digits (according to rules).

A fictional element Sh, has two naturally occurring isotopes: 69Sh (mass of 69.027 and abundance of 60.11%) and 71Sh (mass of 70.925 and abundance of 39.89). What is the average atomic mass of this element?

What is the result of multiplying (2.5 X 1010) by (3.5 X 10-7)? (use correct significant digits according to rules)

What is the result of adding 2.5 X 103 and 3.5 X 102? (use correct sig figs according to rules)

The spinal cord is always the same length as the vertebral column, no matter your age.

Express the sum of 7.68 m and 5.0 m using the correct number of significant digits (according to rules).

Suppose the conditional distribution of , given , is multivariate normal, and a sample of 80 observations provides the following mean vector and covariance matrix