Ubstances that cannot be separated and found on a periodic table. Question 18 options: Molecules Elements Solids Compounds

A5.00 g of a in . g of at aa 5.00 g of b in . g of .?at .

Write the balanced chemical reaction for the formation of fe2(so4)3 from fe2o3 and so3 and determine how many moles of fe2(so4)3 are formed when 12.7 mol of so3 are reacted.

Which kind of weather usually forms over the northwest united states in the summer because of maritime polar air masses? 1 )fog 2)dry heat 3) heavy snow 4) heavy rain