Acidity’s effects on Fruit Browning Aim: To test whether the acidity of the surface area of an apple has an effect on the rate of enzymatic browning over 70 minutes. Hypothesis: the more acidic the surface area the longer it takes for the fruit to oxidise. Variables: Independent: acidity of surface area of the apple Dependent: the progression of melanin (brown pigment) after 70 minutes Controlled/fixed: time of day‚ knife used to cut fruit‚ portion of fruit‚ environment
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An Experiment to find the Concentration of a Sample of Acid Rain Plan Aim When a metal is extracted from its ore often sulphur dioxide is produced. When sulphur dioxide is dissolved in water it forms a strong acid called sulphuric acid. Sulphuric acid is often sold as a useful by-product‚ but also gets into the water cycle and forms acid rain. In this experiment‚ I have been given a sample acid rain of concentration between 0.05 mol dm-3 and 0.15 mol dm-3 and my aim is to find out exactly what
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Session – II History of Historical Building and Monuments in and around Chennai Dr. G. Venkataraman Chairperson‚ School of Historical Studies HOD of the Dept. of Indian History‚ University of Madras‚ Prof. A. Anne Shanthi Ph.D.‚ Research scholar‚ Dept. of History‚ IDE‚ University of Madras. As you all know every building has its own History and like wise the Public buildings built by the British in Chennai City has now become historical monuments worthy of study. Since it has survived for
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5th February 2nd‚ 2015 2013 Q1 Monument Synthesis Throughout time monuments serve to provide a physical representation of emotional events or a person in order to unify the citizens. When devising a monument‚ one must regard three critical factors; the location‚ the materials‚ and the size. All three of these must be implemented to obtain optimum success in its commemoration. The first element to consider stands as the location. The place of the monument establishes the impact to the people
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metres of a centrally protected monument‚ you cannot expand your property anymore‚ according to an amendment to an Act on the protection of monuments. In a major step towards protection of monuments under the Archaeological Survey of India (ASI)‚ President Pratibha Patil on Wednesday signed the amendment to the Ancient Monuments and Archaeological Remains and Sites Act‚ 1958‚ which envisages ban on construction in the prohibited area of the ASI-protected monument. The amendment increases penalty
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Slavic 151 Herscher 12/17/12 Nick Rakic Term Paper Pride and Inat Form a Counter Monument What is the first thing you think of when you see a skull? It is usually not a happy thought. The usual thoughts are scary. The connotations usually associated with skulls are death‚ gloom‚ and despair. If a person were to see a skull they would most likely get freaked out. Seeing a skull means that someone has died. If someone were to go outside on Halloween while children are
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How does acid precipitation affect marble and limestone buildings? Acid rain is a type of precipitation that is characterised by containing contaminating substances such as sulphuric and nitric acid‚ both of which have harmful effects on the environment. Both marble and limestone are extremely vulnerable to the damages done by acid rain due to their components. These materials contain calcite‚ a substance that easily reacts and dissolves with acid. Acid rain is the cause of the destruction of many
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Red Fort‚ Delhi The Red Fort‚ with a circumference of over 2.2 kilometers‚ was laid out by the banks of the Yamuna river in the 17th century. The Mughal emperor Shajahan built it with the ambition of concentrating the Mughal power in one monument. Monument is perhaps not the right word. A mini-city is more like it. Unfortunately for the emperor‚ before he could move his capital from Agra to Shahjahanabad in Delhi‚ he was taken a political prisoner by his son Aurangazeb. The fort is a delight
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Is rain an essential part of life or is it just unnecessary to have it? Rain is an important factor to keep life on Earth because for example rain waters plants to feed organisms and it also keeps the water cycle going. But is rain bad in any way? Of course‚ but it is because of the acidity is possess and that acidic property is becoming more and more acidic by everyday pollution from houses‚ factories‚ cars‚ and etc. This is the concept of acid rain‚ which according to EPA.gov is a broad term referring
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Fort Sumter has to be one of the most historic national monuments in South Carolina. This fort has gone through a lot of history over the past years. I will inform you with some of the history behind this fort. The fort was appointed after the man called Thomas Sumter. He was conceived in 1734 and he past away in 1832. One of the main reasons why this fort is so famous is because its known as the first battlefield where gunshots started and it began the civil war. This fort had received an enormous
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