What is the maximum number of electrons that can exist in the second shell surrounding the nucleus?
a. 2
b. 4
c. 8
d. it depends on what the element is.

How much would the freezing point of water decrease if 4 mol of sugar were added to 1 kg of water(k=1.86 c/mol/kg for water and i=1 for sugar

Identify the electromagnets with poles that are reversed from the electromagnet shown above

Mercury turns to vapor at 629.88 k how much heat is lost 175 g of mercury vapor at 650 current condenses to a liquid at 297 ca mercury turns to weber at 629.88 kelvin how much he is lost 175 g of mercury vapor and 650 coming condensers to liquidate 297 kevin