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Heat is needed because if you just placed copper with zinc, you'd just have a zinc coating around the copper. The composition of zinc and the composition of zinc will be separate instead of becoming one solution. The heat allows the two to bond, allowing the zinc and copper to move around, and become an alloy (a solid solution) - brass.
What else can I help you with?
Have you ever accidentally eaten non-stick coating, and if so, what happened?
No, I have not accidentally eaten non-stick coating. If ingested, non-stick coating can cause stomach upset and may require medical attention.
Is copper corrosive and can it cause damage to other materials?
Yes, copper is corrosive and can cause damage to other materials through a process called oxidation.
What happens when you heat copper over a Bunsen flame?
Heating copper over a Bunsen flame will cause it to change color from its original reddish-brown to a dark brown/black color due to the formation of copper oxide on its surface. Continued heating can cause the copper to eventually melt and form a molten liquid.
What will happen when sulphuric acid is passed on a copper plate?
When sulfuric acid is passed on a copper plate, it will react with the copper to form copper sulfate and hydrogen gas. The reaction will also cause the copper plate to dissolve and form a blue-green solution (copper sulfate).
What happens when copper nail is dropped in copper sulfate solution?
When a copper nail is dropped in a copper sulfate solution, a redox reaction occurs. The copper nail will act as a reducing agent, transferring electrons to the copper ions in the solution. This reaction will cause the copper ions in the solution to plate onto the surface of the copper nail, forming a layer of solid copper.
Can a mirror cause diffuse reflection?
Yes, a mirror can cause diffuse reflection. If the surface of the mirror is not perfectly smooth or if the incident light is scattered in different directions upon reflection, it can lead to diffuse reflection instead of the usual specular reflection associated with mirrors.
What kind of reflection does a brick wall cause?
Diffuse reflection
What is the cause of coating chromium on a water tap?
Heat
What is extensive diffuse adenopathy?
Extensive diffuse adenopathy refers to the enlargement of multiple groups of lymph nodes throughout the body. This condition can be a sign of various underlying medical issues, such as infections, inflammatory diseases, or cancer. Further evaluation, including imaging studies and biopsies, may be needed to determine the cause and appropriate treatment.
Does the copper T cause weight gain?
The copper IUD does not have systemic effects and does not cause weight gain.
Can copper turn spruce trees blue?
Copper itself does not turn spruce trees blue, but it can affect the color of their foliage indirectly. When copper is present in high concentrations in the soil or water, it can lead to nutrient imbalances or toxicity, which may cause discoloration or stress in the trees. However, the blue coloration often associated with spruce trees is typically due to a waxy coating on their needles or other environmental factors, rather than copper exposure.
Nickel is often used in electric wiring because of its superior ability to conduct electricity and its relatively low cost?
false I agree copper can oxidize and cause problems nickel is applied to limit oxidation and usually is a coating not as solid wire.
What is the value of a 2000 gold penny?
One cent. The US doesn't make gold pennies. Your coin has either been plated for use in jewelry, or the copper coating has reacted a bit with the zinc core. The latter can cause a goldish tint
How do you store copper?
Copper can be stored in bottles containing water, such that none of the copper is exposed to air, as this can cause the corrosion of copper.
Metals that can cause blue green stains?
copper and alloys of copper
Could copper also cause zinc ions to precipitate?
No. Ions do not precipitate on their own. Since zinc is more reactive that copper it will replace copper. So placing zinc in a solution of a copper salt will cause elemental copper to precipitate.
What keeps a penny from rusting?
Rust is the name normally given to iron oxide, a compound formed when iron or steel is exposed to oxygen. Pennies, or cents in the US (and Canada until 2012) are made from copper and other non-ferrous metals so by definition they don't form rust. However some countries' "copper" coins are actually made of steel with a thin copper coating. If the coating is damaged oxygen can cause the underlying steel to rust although the copper itself does not.However, copper can and does react with oxygen and other materials over time, but usually it's a much slower process than what happens with a ferrous metal. In the case of coins, the most common reaction produces a greenish patina called verdigris; it's normally copper carbonate but in proximity to seawater verdigris can contain copper chloride.
