Question

I need answer of 7th and 10th​

Answer 1

Answer:

7) (a) 2Cu(NO3) 2 ------> 2CuO + 4NO2 + O2

(b) Copper oxide (CuO)

(c) Thermal decomposition reaction

10)a) x - 2 and y - precipitate

b) x - solid and y - gas

c) x - heat and y- solid

Answer 2

Answer:

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Explanation:

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