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Cleaning Coins Project Hypothesis

Cleaning Coins Project Hypothesis

Which solution will clean copper pennies the best, soap and water, Lemon Juice , vinegar and salt, coca cola, or ketchup? Hypothesis: If I put a copper penny in coca cola, soap and water, ketchup, white vinegar, and salt and vinegar will clean the copper penny the best because the vinegar and salt has the most acid.
which of the four ingredients will have the capacity of cleaning the pennies better? Hypothesis: if salt and vinegar removes the dirty better, then the pennies will .
Experimental Procedure. Fill four cups each one quarter full with each of the six cleaning solutions suggested (4 with lemon juice, 4 with orange juice, 4 with cola, 4 with water, 4 with baking soda paste and 4 with dish liquid). Carefully record each coin's condition prior to placing it into its cup.
How to Clean Your Pennies. Put the pennies in the container. Add the juice. Let the pennies sit. If you have a lot of pennies, shake the jar a few times a day to make sure the juice covers all of them. After all the copper oxide is gone, use a strainer to drain the juice. Rinse with cool water.
You're not done yet, though, lets try another experiment: Add more pennies to the bowl for 10 seconds, but this time , don't rinse them off. Place them on a paper .
Your hypothesis is your best guess about some science fact, and it's what your. For example, "In my experiment, lemon juice cleaned pennies better than milk, .

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