In which phase of mitosis do the spindle fibers pull the chromosomes apart to opposite sides of the cell ?

How many lone pairs of electrons are on the central atom of no3- and what is the molecular shape? one, trigonal planar zero, trigonal pyramidal zero, trigonal planar one, tetrahedral one, trigonal pyramidal

Maya wrote if you step to describe how carbon circulates between the atmosphere and living organisms

If a particle has z = 25 and 23 electrons, what is its charge?