"Chemistry experiment with pennies a nail and salt and vinegar" Essays and Research Papers

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    Pineapple Peelings as Vinegar TABLE OF CONTENTS Title Page Abstract…………………………………………………………... 1 Research Plan……………………………………………………..2 Introduction…………………………………………………..2 Statement of the Problem……………………………………..2 Significance of the Study……………………………………..2 Scope‚Delimitation and Limitations…………………………..2 Definition of Terms……………………………………………3 Review of Related Literature………………………………………4 Methodology………………………………………………………5 Materials……………………………………………………….5 Procedures……………………………………………………

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    * “ A penny saved is a penny earned.” People do not realize that their is a history behind the changes of the penny. For instance Americans wanted to honor Lincoln’s birthday‚ but some Americans complained about the initials being too big‚ another reason for change was during World War II America needed supplies to use for battle. There is a history behind the penny that many people are unaware of. To begin with‚ the penny was changed due to Lincoln’s birthday. According to the text‚ “The strong

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    How often do you use apple cider vinegar? If you like making yourself a huge bowl of crunchy salad‚ you probably drizzle some over the top‚ or shake it well in your dressing jar. However‚ apple cider vinegar is a lot more than a vinegary thing that is added in salads. Some claim it to be the most efficient cleaning product‚ and others praise it for its brilliant healing properties. Apple cider vinegar is an amazing and inexpensive all-purpose cleaner‚ you can add some in your drinking water or

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    Project (Pineapple Peelings to Vinegar) Introduction A. Background of the Study A Pineapple is a fruit wherein you have to peel off the peelings to eat it‚ like any other fruits. The researchers chose this as their project to prove that Pineapple peelings have other uses. The researchers also noticed that the families in our country are very practical nowadays. Instead of throwing the peelings away‚ many families can earn something from it by using our experiment. They can produce a product and

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    Chemistry Internal Assessment: Determining the Enthalpy Change of a Displacement Reaction AIM: To determine the enthalpy change for the reaction between copper(II) sulfate and zinc. BACKGROUND THEORY: Bond breaking is endothermic while bond forming is exothermic. The reaction between copper(ll) sulfate and zinc is exothermic as the energy required to form the bonds of the products is greater than the energy required to break the bonds of the reactants. In an exothermic reaction‚ heat is

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    nitrate solution (Safety: Toxic) Sulphuric acid (Safety: Corrosive) Copper carbonate Silver Nitrate (Safety: Toxic‚ corrosive) Sodium chloride solution Unknown salt solution Safety: A lab coat and polycarbonate glasses will be worn at all times to protect against spillages and the chance of chemicals coming into contact with our eyes. After use of chemicals‚ they will be disposed of safely down the sink

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    Abolish the Penny

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    walked past a penny on the ground or carelessly dropped it on the floor and not picked it up‚ thinking that a penny is not worth your time. The Canadian mint produces nearly one billion pennies a year and sets them off for circulation where most of them will spend their time on the streets or collected in jars. The Royal Canadian Mint says it costs only 0.7 cents to make a penny but if you factor in other costs such as shipping the pennies to banks then it could add up to 4 cents per penny. Surely we

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    Abolish the Penny

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    Abolish the Penny Between 2001 and 2006‚ there has been an increase of .6 cents for the reproduction of the penny. This increase displays economic problems that may lead to fatal ones. The penny is composed of 2% copper and 98% zinc. These elements are exponentially in demand causing the price of these materials to skyrocket. Many Americans think the penny is putting our country in jeopardy with financial losses. This meaningless coin is losing money for the mint‚ and should be abolished.

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    Penny in the Dust

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    Son‚ Father and the Penny Pete is a naive protagonist in the story “Penny in the Dust” by Ernest Buckler. When Pete was being imaginative playing with the penny in the dust‚ he lost the penny‚ and he had to get his father to help him find it. Pete’s father asked Pete why he was hiding‚ Pete said "“I wasn’t hiding‚ father‚” I said‚ “honest – I was – I was burying my penny and making out I was digging up treasure. I was making out I was finding gold. I didn’t know what to do when I lost it‚ I just

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    Salt Water

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    about water on top of water. The salt water and fresh will have different effects on the experiment. The experiment also see if the warmer the water is the different way it look. Purpose: The reason that I am doing this project is to see if water can float on water and to see the water at different densities‚ and salinity. To see if the salt water would sit on the fresh water and how it would reaction to the effect of the experiment. Also to see if the salt water will mix with the fresh water

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