What is the total negative charge in coulombs of

Part AWhat is the total negative charge in coulombs of all the electrons in a small 0.950 g sphere of carbon? One mole of C is 12.0 g and each atom contains 6 protons and 6 electronsPart BSuppose you could take out all the electrons and hold them in one hand while in the other hand you hold what is left of the original sphere. If you hold your hands 1.40 m apart at arm’s length what force will each of them feel?Part CWill it be attractive or repulsive?