How many molecules are in 4Li2SO4?

4

The molecule here is LiSO4, because the definition of a molecule is 2 or more molecules chemically bound together. A coefficient of 4 is another way of saying "4 molecules of LiSO4"

the answer is: they rebelled against saddam hussein’s rule.

kurds opposed saddam rule and wanted independence. kurds in the north and shiites in the south revolt against hussein.

for example, the halabja attack in 1988 conducted against the kurdish people by the iraqi regime under saddam hussein, where between 4000 people are killed and around 9000 are injured.