Questions by Marius I

Questions by Marius I

I have no idea how to do this... please please help

asked Aug 23, 2018

2 answers

1 vote

12.3k views

Each of the following was a kingdom in the sahel region except __________. a. mali b. ghana c. egypt d. songhaieach of the following was a kingdom in the sahel region except: egypt.

asked May 11, 2018

2 answers

4 votes

110k views

Copper exists in nature as two isotopes. The atomic masses and relative abundance of these isotopes is given in the table. What is the average atomic mass of copper? A) 62.93 amu B) 63.55 amu C) 63.935

asked May 6, 2017

2 answers

2 votes

169k views

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