WHO CAN HELP ME WRITE A NARRATIVE STORY ABOUT "THE IMMORTAL LIFE OF HENRIETTA LACKS"?

In which block of the periodic table is uranium (u) found? s blockd blockp blockf block

Question 3(multiple choice worth 4 points) (04.04 lc) what does it mean when an element is reduced? it empties a valance shell, reducing its atomic radius. it gains electrons, reducing its overall charge. it increases electronegativity, reducing its ability to bond. it loses electrons, reducing its electron number.

Why do lunar and solar eclipse not happen every month