Research paper on cleaning pennies
The kids were curious to smell the vinegar.. They were way off, so it was fun to see which really did get them clean. Cleaning Pennies Graph Hypothesis I believe that research paper on cleaning pennies the vinegar and salt will clean the pennies better compared to the other solutions because vinegar mixed with salt creates an acid that can clean what is called copper oxide which in other words is the rust on the penny. Cleaning Pennies. What Juice or Liquid Cleans Pennies Best?" What Juice or Liquid Cleans Pennies Best. Cleaning Pennies With Taco Sauce: A Fun Science Project With Your Kids. The data being collected is the shininess level and the amount of days it takes to make them shiny The best to try are: cleaning the toilet, removing rust, degreasing an engine, and if you want clean pennies, you can soak them in coca cola. This article provides some relevant empirical information on the system, such as the fact that chloride. Place the 4 unwashed pennies on a second paper towel and label this towel “NW”, for not washed. coli), salmonella and staphylococcus aureus, which can lead to serious illness. Remove the pennies, rinse them in water, and rub them with a paper towel. Removing this oxidation requires acidic solutions, such as lemon juice, vinegar or sour milk. I claim that the vinegar soaked penny is the cleanest after 7 days Other research has shown that some bank notes and coins contain pathogens like Escherichia coli (E. Let them stay in the paper towel for an hour. Substances We Tested for Cleaning Pennies. Put one penny in each of the liquids and make sure it's fully submerged. Instead use your old pennies to try an enjoyable science experiment with your kids. Asked in Science , Coins and Paper Money , Cleaning. They were way off, so it was fun to see which really did get them clean. Results. Use the toothbrushes to clean the coins, rinse with water, re-examine the coins, and record your observations. Label the paper towel “W” for washed. Bibliography. References: Tips for cleaning coins: How to clean the old dirty coins in your collection; Easy ways to clean coins, by Scott Damon. Your kids will surely be amazed at the cleaning effect of vinegar on pennies. Although it is well known that solutions of vinegar and table salt are effective in removing tarnish from pennies, chemical explanations of this behavior are not included in sources of this "household chemistry" and erroneous explanations have crept into popular literature on this subject. The reason the vinegar and salt works is because the vinegar is an acid, and when it combines with the salt it reacts to remove the copper oxide -- the cause of their dark and dirty appearance -- from. How It Works. How well do different liquids clean pennies?
Sentence outline research paper format, pennies research cleaning paper on
Take the pennies out one at a time and, keeping track of which penny is which, rinse each one off. By Steve Spangler Published February 17, 2014. Graph Topic For this RIIP there will be pennies put research paper on cleaning pennies into different liquids to see which liquid cleans and makes the penny the shiniest. This article provides some relevant empirical information on the system, such as the fact that chloride. Research Paperon greenish-blue pennies? References: Tips for cleaning coins: How to clean the old dirty coins in your collection; Easy ways to clean coins, by Scott Damon. Over time, pennies form a layer of copper oxide on the surface of the penny, which actually protects it from further corruption. Luckily, there are a number of ways to clean pennies and make them look bright and shiny again—using chemistry! What’s going on? While this experiment is a good way to teach kids about chemistry, it is not a good way to clean pennies that are collector's items. Some pennies look dull and dirty because they are covered with this infamous copper oxide. In my experiment I used specific solutions to clean coins. Cleaning Pennies Graph Hypothesis I believe that the vinegar and salt will clean the pennies better compared to the other solutions because vinegar mixed with salt creates an acid that can clean what is called copper oxide which in other words is the rust on the penny. For cleaning up, I used a variety of materials such as lemon, vinegar and salt, water, water with soap. August 19, 2010, maureen, Leave a comment. While there are more powerful liquid cleaners used by experienced coin collectors, the following. We’re going to test a few different methods for cleaning pennies and determine. rinse them and place them on the paper towel that is labeled with the name of the solution that the pennies were in. Pure copper is a resistant material and cannot be easily broken down. The effect of orange juice cleaned the pennies and took the dirt off and the effect of vinegar on the pennies seems to rust and form a black hard substance on the pennies in trial three after 24 hours Search this site. The scientific truth is that copper atoms in the penny are attracted to oxygen atoms in the air which interact and form copper oxide. Pro's: Very fast. Then, glue the pennies and the corresponding PH paper to a board to present the results to others. Abstract; Literature Review; Problem & Hypothesis; Bibliography. Acidic liquids, rather than basic liquids, will clean a penny, according to the Miami Museum of Science official website Other research has shown that some bank notes and coins contain pathogens like Escherichia coli (E. Wait at least ten minutes. In fact, cleaning old coins in any way can severely reduce their sale value. Cleaning Copper Pennies. In order for oxidation to occur, the air has to be damp. It was second ranked, behind vinegar, during the testing period.