Explain in your own words what the conservation of mass means?pls help

the conservation of mass means matter can be created or destroyed, it only changes forms

Explanation:

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Mark the others persons answer brainliest, it is correct, I've had the question last year.

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.