ABSTRACT
This study was designed to detect the amount of Copper (Cu) present in water samples obtained from tube wells as groundwater samples, tap water, and commercialized drinking water. Analysis of all the water samples was done through Atomic absorption spectroscopy (AAS) in order to compare the amount of Copper content in this water samples. The study revealed that Copper detection in this water samples is 7.03µg/L, 1.96µg/L and 2.19µg/L for groundwater, commercialized bottled water and tap water respectively. In all water samples, a higher concentration of copper was found in groundwater samples because this water sources easily polluted with heavy metal due to the natural occurrence and anthropogenic activities. Results were then compared against World Health Organization (WHO) and Malaysia Ministry of Health (MMOH) guidelines and overall the water samples are below the permissible limit that has been stated. All the water samples that have been studied posing a minimum health risks and remaining safe for consumption from guidelines recommended.
INTRODUCTION
Different contamination has been introduced to our green planet day today by the high concentration of heavy metals by releasing into the biosphere
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Total internal Malaysia water resources are estimated about 580 km3/year and 30% water withdrawal is for municipal uses (FAO, 2010). This review also aims to review the most useful tool as a biomarker to be incorporated in heavy metal drinking water studies. The infants and younger population are more prone to the toxic effects of heavy metals, as the rapidly developing body systems in the foetus, infants, and young children are far more sensitive (Johnson and Hallberg, 2005). Drinking water quality guidelines set by the Malaysian Ministry of Health (MMOH, 2009) are 1000µg/L and the World Health Organization (WHO, 2011) is
Cadet Eric Wiggins Date: 18 September 2014 Course Name: Chem 100 Instructor: Captain Zuniga Section: M3A Identification of a Copper Mineral Intro Minerals are elements or compounds that are created in the Earth by geological processes. The method of isolating metals in a compound mineral is normally conducted through two processes.
Copper Transformations Prelab Questions Three metals ions are Magnesium, Iron, and Nickel. Iron is used in the sea with iron rich minerals, for substances. Iron was also used in the formation of earth.
Traveling from the U.S. mint into the hands, pockets, and wallets of citizens, ultimately, pennies will develop a dirty look due to daily interactions with their surroundings. In recent years, many have discovered possible solutions to restore the original shine of copper pennies. In order to determine what solution most effectively sterilizes our common pocket money, it is crucial to understand what makes pennies dull in the first place and what can counter this reaction. Over time, pennies receive a dark coating, creating a dull appearance.
Many unknown micro-contaminants are present in water. Some of the micro-contaminations might pose a risk to drinking water and human health. In many countries, surface water is one of the main sources of drinking water. The quality of the drinking water is influenced by many factors, such as agricultural and industrial waste, and is monitored regularly. Stated by the Journal of Chromatography, there are many techniques such as gas and liquid chromatography in order to detect the pollutants.
Copper Sun Essay There is plenty of brutality in the world today. On the news there are many examples of hate crimes. For example, white people are killing people of color, especially African Americans, for little to no reason. In the 14th amendment, women were granted the same equal rights as men, however women are still looked down upon and get treated differently.
All of their data was combined and compared to the water quality standards. The maximum range for turbidity was around 0.18- 0.33, while the turbidity for the groups sample and unknown water sample was around 30- 60 ppm. The part F of the lab was a huge discrepancy. The Cu (copper) test was also a huge difference to the given chart. While the conductors of this procedure and the other scientists samples were around 0.1 or 0.2 ppm, the chart showed that the test was actually around 50 ppm .
Water Olympics Lab Write Up In station one, we explored the idea of density. Density is the amount of cmpactness in an object. We used oil and water, and observed the density of each substance. when pouring the two back and forth, the oil moves slower and the water moves faster and more choppy then the vegetable oil.
The theme of resilience is a prominent one in the novel "Copper Sun" by Sharon M. Draper. The book tells the story of Amari, an African girl who is captured and sold into slavery in America. Throughout her journey, Amari suffers unimaginable hardships, but she also discovers her inner strength and resilience. This essay will examine the theme of resilience in "Copper Sun" and argue that the novel supports the notion that all human beings are given strong spirits in order to withstand the difficulties of life.
This experiment was composed of five reactions: The formation of Cu(NO3)2, the formation of Cu(OH)2, the formation of CuO, the formation of CuSO4, and the formation of Cu(S). For Reaction 1 which was the formation of Cu(NO3)2, the mass of the copper wire was taken in an analytical balance so that it can be compared to the final mass of copper at the end of the experiment. The copper wire was bent slightly and was laid flat in a 250 mL beaker so that the 16 M HNO3 solution could cover the whole wire. In the fume hood, a disposable pipette was used to distribute about 4 mL of 16 M HNO3 into the beaker with the copper wire.
Around the globe every minute a child dies because of water-related disease, Women spend hours walking to collect water, it has been estimated 1 in 9 people lack access to safe water, hospital bed spaces are occupied majorly people related to water-borne diseases. Clean water is essential for both mental and physical development. Lead in tap water causes many birth defects. Thousands of contaminants are present in tap water which are even poisonous. For every spent on water and sanitation there is a double return to the economic.
At schools a majority of kids have to drink out of water fountains. The water in the water fountains has to travel through rusted pipes. Pipes can contain leach copper and lead; some water treatment plants are not designed to remove toxins, such as, medications, human excretion, and even drugs people let wash down drain pipes. Parents do not realize what contaminants could be in a water fountain.
The Ok Tedi Copper Mine Define the main forms of pollution and resource depletion and identify the major problems associated with each form. The main type of pollution at the Ok Tedi Copper Mine is the discharging of mining waste into the Ok Tedi River in Papua New Guinea. The pollution problem began in 1984 following the collapse of a tailing dam used by the company that was responsible for mining copper and gold at the site. By 2000, more than 90 million tons of mine waste had been released into the river and destroyed tens of villages, farms, rainforests, and fisheries downstream.
The objectives of this experiment were to use knowledge of chemical formulas and chemical nomenclature to experimentally determine the empirical formula of copper chloride. Common laboratory techniques were used to conduct a reaction between copper chloride and solid aluminum in order to get rid of the water of hydration. The amount of water of hydration in the sample of copper chloride hydrate was calculated by measuring the mass before and after heating the sample. Afterwards, an oxidation-reduction reaction was conducted, resulting in elemental copper.
Care During Labor and Delivery: The Outcomes of Hydrotherapy As expectant women seek non-pharmacologic methods of pain management, hydrotherapy is a good start. The practice of using submersion in water for alternative pain relief is referred to as hydrotherapy. Hydrotherapy can help provide an environment optimal for a gentle, physiologic birth. This paper will explore the efficacy of hydrotherapy as a pain management tool in labor and how hydrotherapy influences the outcomes of deliveries.
In this essay, the discussion will point to Nile contamination as a controversial issue and highlight some health problems which occur as consequences of using polluted water in Egypt. Likewise, the essay will raise some scientific methods to determine the percentage of heavy metal in water supported by example. Then it will suggest some chemical technical solutions to reduce the percentage of heavy metals in Nile and reuse it again for many purposes.