When a copper penny is placed in nitric acid, a chemical change occurs. This is because the nitric acid reacts with the copper, leading to the formation of copper nitrate and nitrogen dioxide gas, which is observable as brown fumes. The transformation of the original copper penny into different substances with distinct chemical properties indicates that a chemical change has taken place, as new products are formed that are not merely a change in form or appearance.
What happens when you put a copper penny with nitric acid is it a physical change or a chemical change and 2 to 3 sentences in your own words to describe why you would choose that type of change in the previous question key points you may include in your response is the definition of physical chemical change or start products in a physical or chemical change or start the parents in a physical chemical change or particular evidence observed to indicate a physical or chemical change
1 answer