What happens when the copper powder is boiled with concentrated nitric acid?
Answer: Boiling copper powder with concentrated nitric acid produces cupric oxide, nitrogen and water.
5Cu + 2HNO3 = 5CuO + N2 ↑ + H2O
Answer: Boiling copper powder with concentrated nitric acid produces cupric oxide, nitrogen and water.
5Cu + 2HNO3 = 5CuO + N2 ↑ + H2O