6) The average atomic mass of boron, B, is 10.811 amu. The natural abundance of 10B is 19.7% and it’s exact mass is 10.012 amu. Calculate the exact mass of the second isotope of boron.

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.