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 to a mixture of wet and dry deposition from the atmosphere containing higher than normal amounts of nitric and sulfuric acids. Acid rain isn’t just rain‚ its forms like hail or snow‚ which is wet deposition‚ and smoke or dust‚ which is dry deposition. The effects of acid rain are quite terrifying bringing all types of problems to the Earth‚ for example
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Simba Packaging: Simba is re-launching the iconic potato chipbrand with a new look and feel to drive additional interest in the snack aisle. The re-launch is focused on refreshing the range of fun and flavourful potato chips to address consumer needs whileboosting brand exposure in retail outlets. A South African icon for 56 years‚ Simba is committed to further investing in its brand by continuously updating its image to appeal to shoppers and consumers alike and provide easier on shelf navigation
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Acid Strength Grade 10- Science (chemistry) 11/23/2012 Mariana Boff Acids Strength Acids are substances that contain hydrogen atoms which detach to form hydrogen ions when the acid is dissolved. Acids are divided into two main categories: the strong and weak acids. The stronger ones are very corrosive and can cause severe skin burns‚ here are some examples: nitric acid (HNO3)‚ hydrochloric acid (HCl) and sulfuric acid (H2SO4). The weaker ones are less corrosive and when in touch with the
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LAB 6. ACIDS AND BASES: PH AND BUFFERS PURPOSE: To determine the pH of common acids and bases using a pH meter‚ pH paper‚ and red cabbage indicator. To test the effect of adding an acid or base to a buffer solution. SAFETY CONCERNS: Always wear safety goggles. Wash with soap and water if skin contacts acids or bases. ACIDS: An Acid is a substance that when dissolved in water will produce hydrogen ions‚ H+‚ in the solution. An acid that does not contain carbon is called an inorganic
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Jacques Dei English 4 Mr.. Greshes January 8. 2012. Dear my fellow MVHS students: Alcoholism is a predisposed disease and is rapidly growing to become a very domineering issue in our society. While paying attention to various news broadcasts and newspapers‚ I have found that different domestic abuse cases and murders have been under the influence of alcohol. It really pains me to see teens in my own society fall victim to the influence. Alcohol can cause males to abuse females physically
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Biology GCSE Coursework: Osmosis in Potato Chips Skill Area P: Planning Aim: To investigate the effect of varying concentration of a certain sugar solution on the amount of osmotic activity between the solution and a potato chip of a given size. Hypothesis: Osmosis is defined as the net movement of water or any other solution’s molecules from a region in which they are highly concentrated to a region in which they are less concentrated. This movement must take place across a partially
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Experiment 11 Title: Spectrophotometric analysis of caffeine and benzoic acid in soft drink. Name: Tan Herh Lim Name of partner: Sia Ting Wai‚ Chong Zheng Yee Date: Lecturer: Dr. Neo Kian Eang Practical class: P1 Objective: To obtain the absorbance of the caffeine and benzoic acid in soft drinks. Introduction Soft drinks that commonly found in our daily life contain caffeine and sodium benzoate. The caffeine act as a stimulant and the sodium benzoate acts as a preservative
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If you have marble flooring and you want your marble flooring to look great‚ you need to take proper care of your flooring. A large part of taking care of marble flooring involves waxing‚ stripping and polishing your floors. Over time‚ the wax used to make your marble floors shine tends to start to build up and makes your floors look foggy instead of shiny. When this happens‚ you need to remove the wax on your marble floors through a process called stripping. Necessary Supplies You will not need
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the Parthenon Marbles‚ also known as the Elgin Marbles‚ from Lord Elgin on July 11‚ 1816 through an Act of Parliament (1). The Parthenon marbles consist of 115 panels of frieze and 92 mesotopes of which the British Museum owns 56 panels of the frieze and 15 mesotopes. The museum also owns 17 pedimental figures‚ and thus houses about half of surviving sculptures of the Parthenon while the other half is in Athens (2). The legal circumstances surrounding Lord Elgin’s removal of the marbles is questionable
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September 24‚ 2011 Formal Analysis: Marble stele (grave marker) of a youth and little girl with capital and finial in the form of a sphinx; accession number: 11.185a-d‚f‚g‚x Marble stele (grave marker) of a youth and little girl with capital and finial in the form of a sphinx‚ the most complete grave monument of its type to have survived from the Archaic period. 1 The monument is made with marble; the total height is 13 feet and 10 11/16 inches. The monument depicted two young people‚ a
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