A hypothetical element has 2 isotopes.  The mass of the firs…

A hypothetical element has 2 isotopes.  The mass of the first isotope is 47.75 amu with a 25.00 % abundance.  The mass of the second isotope is 49.75 amu with a 75.00 % abundance.  What is the average atomic mass of the element? (You must show all of your work by using the equation editor, in order to get credit for this answer.)

Write three new verses to the Go Down Moses song. There need…

Write three new verses to the Go Down Moses song. There needs to be a direct biblical reference in two of the verses. The two verses can be from the same biblical reference. For the lyrics to Go Down Moses, please click here.  In answering the question, follow the format below. Your words go where the line is, which should then be followed by, let my people go. You’ll get full points as long as the verses make sense within the theme of the text and two of the three lines make a biblical reference. Be as creative (or not) as you’d like!  ________________________________ Let my people go _______________________________ Let my people go _______________________________ Let my people go