Which statement best describes how Magnesium bonds with Selenium?
A
Magnesium will share 6 electrons with Selenium
B Magnesium will donate 2 electrons to Selenium
C Selenium will donate 2 electrons to Magnesium
D
Selenium will share 6 electrons with Selenium

Aprotein molecule in an electrophoresis gel has a negative charge. the exact charge depends on the ph of the solution, but 30 excess electrons is typical. what is the magnitude of the electric force on a protein with this charge in a 1600n/c electric field? write in two significant numbers, and also in newton