Consider the two electron arrangements for neutral atoms A and B. What is the atomic number of B? A - 1s2, 2s2, 2p6, 3s1 B - 1s2, 2s2, 2p6, 5s1

Is 9 correct? and can someone me with 10? it’s due tomorrow, you

If the concentration of phosphate in the cytosol is 2.0 mm and the concentration of phosphate in the surrounding fluid is 0.1 mm, how could the cell increase the concentration of phosphate in the cytosol? a) passive transportb) diffusionc) active transportd) osmosise) facilitated diffusion

Will mark brainliest how many electrons can be held in the energy level n = 4?