Chemistry, asked by hafsaanwar1980, 12 hours ago

answers for these questions please ​

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Answered by avinashbaisla7959
1

Answer:9(a)

10(b)

11(b)

12(b)

Explanation: na is kept under the kersoen because it doesn't react with it otherwise na is the 2 reactive Mattel therefore it can react with air/oxygen and water

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