copper metal + nitric acid  nitrogen dioxide + water + copper (II) nitrate
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It is against the law to destroy money. Nitrogen dioxide is poisonous and is a primary cause of smog. Nitric acid will do this to your skin. |
b. What is the blue color that you see in the picture? c. The brown color in the upper portion of the tube and the bubbles at the surface of the liquid are caused by the same substance. What is it? |
