Which of the following is a factual statement about the coordinate plane? A The coordinates of the origin are (1, 1). incorrect answer
B It was first conceived by Sir Isaac Newton. incorrect answer
C It can only be expressed on graph paper. incorrect answer
D It has no edges. incorrect answer

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