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Corrosion of pennies science project
Equipment: One mL beaker; 50 mL of 1M HCl; One penny, or newer; 1 File; Procedure: Before class, file the copper coating off the penny in four different spots to expose . corrosion. If the sodas can remove corrosion, I will infer from the results which soda is my experiment was to choose similarly worn, and corroded pennies to test. Watch quality videos about corrosion of pennies science project and share them online. . Dailymotion is the best way to find, watch, and share the internet's most popular videos about corrosion of pennies science project. Label four of the plastic cups, as follows: Water 1 Water 2 Vinegar 1 Vinegar 2 Using the liquid measuring cup, pour mL of vinegar in the cup labeled Vinegar 1. Drop five pennies into each cup. Placing the Pennies in the Water and Vinegar Solutions. Pour mL of distilled water in the cup labeled Water 1. Dump about 20 old pennies in the solution and remove them after five minutes and observe the difference. The solution should have changed color. Mix a quarter-cup of white vinegar and a teaspoon of salt into a clear bowl and dip a rusty penny halfway into the solution for a few seconds to see the tarnish comes off from half of the penny. This is amphoteric, meaning it will dissolve in an acid or a base. Weak acids will do this, so look for the center of the copper . May 09, · Note that new pennies have a zinc core. Add dirty pennies to the mixture. · 4. Cleaning Pennies Science Experiment · 1. · 2. Stir 1 teaspoon salt. Fill the jar with vinegar half way. · 3.