Which is the correct orbital diagram for carbon?

7. what temperature is need to just dissolve 50 g of nh4cl in 75 g of water? '

What is the polyatamic ion of thiosulfate

In the millikan oil drop experiment they determined that every drop had a charge which was a while number multiple of -1.60x10^-19. if a drop has a total charge of -9.60x10^-19 then how many excess electrons are contained within the drop?