What is the noble gas configuration for Cobalt? a
[Ar] 4s2 3d7

b
[Ar] 4s2 4d7

c
[Kr] 4s2 4d7

d
[Kr] 4s2 3d7

3.) for each of the following compounds, draw the major organic product of reaction with hcl or naoh and circle whether the starting materials and products will be more soluble in organic solvent or water benzoic acid + hcl: benzoic acid + naoh: oh benzoic acid water/organic water organic fluorenone hс: fluorenone + naoh: fluorenone water/organic water/organic веnzocaine + hci: benzocaine + n»oh: h2n benzocaine water/organic water organic o=

Use the periodic table to complete this equation that represents nuclear fission processesun - ba c 3 n

2.38g of black copper (ii) oxide is completely reduced by hydrogen to give copper and water. what are the masses of copper and water formed? ?