Solve the all parts of given problem:
Problem: A block of iron of mass 3.00 kg is charged positively with the net charge of 0.010 C.
Part A: How many electrons are lost from the neutral iron to be charged this much?
Part B: Iron (Fe) has the atomic number of 26, atomic mass numbr of 56, and atomic weight is 55.845 g/mole. What is the fraction of the electrons removed from thus iron?
Please, try to give explanation. Thank you.