rachaels9273 rachaels9273 29-03-2024 Chemistry contestada A copper atom has 29 electrons revolving around the nucleus. A copper ball contains 4×10²3 atom. What fraction of the electrons be removed to give the ball a charge of +9.6μC? A. ∼1.8×10−13 B. 6×10−10 C. ∼5.2×10−12 D. ∼1.3×10−12
