contestada

8. Which phrase best describes an atom?(A) a positive nucleus surrounded by a ha dnegative shell(B) a positive nucleus surrounded by a cl udof negative charges(C) a hard sphere with positive particlesuniformly embedded(D) a hard sphere with negative particlesuniformly embedded

8 Which phrase best describes an atomA a positive nucleus surrounded by a ha dnegative shellB a positive nucleus surrounded by a cl udof negative chargesC a har class=