CHM 3120L ANALYTICAL CHEMISTRY I LABORATORY REPORT EXPERIMENT: SPECTROPHOTOMETRIC DETERMINATION OF IRON IN DRINKING WATER Name: Steven Adrien Section: 3 Date Experiment Completed: Wednesday‚ July 17‚ 2013 1. Complete the following table Fe(II) stock solution | mass‚ g | 0.1756 | volume‚ mL | 500.0 | MW(Fe(NH4)2(SO4)2 x 6H2O)‚ g/mol | 392.14 | AW(Fe)‚ g/mol | 55.85 | conc. Fe(II)‚ ppm | 50.0 | Use Equation Editor to show how you calculated the concentration of Fe(II)
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complex. When such complexes form the electron donating groups are called ligands. When ligands with more than one binding site form complexes with metal ions‚ we call this process chelation‚ where the ligand used is called a chelating agent. ” (lab manual) In this lab the chelating agent used is Na2EDTA. Our Indictor Eriochrome Black T‚ is a dye‚ and will form a pink complex in the presence of a metal cation. As EDTA solution is added to the solution‚ the metal ions will complex to the EDTA solution
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or desirable to seek justice through the courts. Sometimes the law fails to recognize rights and wrongs. These are the time to consider ADR.’ Understanding the Law; Carper and McKinsey‚ 2012 With reference to the above‚ critically analyze the alternatives to civil court action that are available for businesses. ‘Litigation is complicated and burdensome. It is costly in terms of time‚ goodwill‚ peace of mind‚ and lost productivity. Small claims courts provide relief from complicated and costly
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ALTERNATIVE DISPUTE RESOLUTION KRISTAL COBB LAW & ETHICS FOR MANAGERS This report will discuss the different processed for Alternative Dispute Resolution (ADR) and the advantages and disadvantages of each type. Types of ADR Negotiation This form of ADR is give and take. The parties involved engage in discussions in order to come to terms with each other (Bagley & Savage‚ 2010). Negotiations can either take place to ensure future relations are positive – this is referred to transactional
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ISE: The Determination of Chloride Unknown: #34 I. Purpose: In experiment V‚ “ISE: The Determination of Chloride”‚ the concentration of an Unknown Chloride solution‚ and the Wt% of NaCl in a sample of celery salt‚ were both determined. To determine the concentration of an Unknown Chloride solution‚ a Calibration plot is first prepared. The Calibration plot is made by first measuring a series of known concentrations of Cl- (with the same activity of the unknown solution) and obtaining
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is used today comes from fossil fuels‚ which is a nonrenewable limited resource that will eventually be used up. Alternative energy sources such as solar‚ hydroelectric‚ geothermal and wind energies can be used‚ to conserve the planets limited natural resources. Alternative energy is the use of another energy without the burning of fossil fuels and break up on atoms. Solar energy can be used to operate cars and provide electricity for homes and businesses. Hydroelectric energy can be used to provide
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Prudence - Kalidad o Katunayan ng pagiging masinop. “P55.4B supplemental budget inihain ni Drilon” Naghayin si Senate President Franklin Drilon ng P55.4 bilyon supplemental budget ngayong Lunes para sa pagbangon ng mga sinalanta ng bagyong “Yolanda” at ng iba pang kalamidad. Inihain ni Drilon ang Senate Joint Resolution No. 5 para sa pagpapasaayos ng mga winasak na lugar ni Yolanda particular sa probinsyang Samar at Leyte‚ mga gumuhong ari-arian ng lindol sa Bohol at iba pa. Magmumula ang naturang
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“Banana Peel as an Alternative Floor Polisher” RATIONALE AND BACKGROUND In present times‚ every establishment always use floor polishers for it may look presentable and fabulous to walk on. They are using commercialized floor polishers which are made from synthetic ingredients which has a bad door. Since it uses petroleum as it’s basis it is also flammable which makes it dangerous to human health and may cause some hazards like fires. There are many advocacies promoting environment preservation
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Alternatives and recommendation: Decision criteria: 1. Enables CRL to achieve its 20% annual growth goal. 2. Does not distract SPAFAS’s continual expansion in United States. Alternatives: 1. CRL invests $2 million to build a joint-venture with Alpes. Pros: Cons: It fills up CPL’s "strategic growth gap" It is a potential distraction for SPAFAS’s development in U.S. It facilitates SPAFAS’s expansion into international market There is "uncertain market and unstable currency" in Mexico Alpes has
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society in their six by nine cells‚ awaiting a gurney to take them on their final trip. The debate over capital punishment has long been discussed‚ with the only alternative being life imprisonment. According to TheSentecingProject.org‚ there are 159‚000 inmates serving life sentences without the chance of parole. Is there an alternative way for these inmates to repay a portion of their debt back to society‚ instead of continuing to add to it? There is something more productive that can be done with
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