"Contaminated substances" Essays and Research Papers

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    Substance Abuse Disorder

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    Our Lady of Fatima University Valenzuela City Partial Fulfillment of Requirements in Practicum in School Setting Ψ 19C “Case Study of an Individual with Substance Abuse Disorder” Submitted to: Mr. John Jamir Benzon R. Aruta Submitted by: Andagan‚ Joseph I‚ 2009-108233 SUBSTANCE – USE DISORDER CLINICAL HISTORY Miguel’s symptoms of alcohol dependence started at the same time he learned how to smoke. At the tender age of 14‚ Miguel started engaging in drinking alcohol

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    Pure and Mixed Substances

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    WORKSHEET FOR PURE AND MIX SUBSTANCES Which of the following methods can be used to separate salt from a mixture of salt and water? A. | | Filtration | B. | | Decantation | C. | | Evaporation | D. | | Sedimentation | Use the following information to answer the next question. The soil present in the backyard of Catherine’s house is very rocky and contains a lot of small rocks. Catherine wants to use this soil to pot some plants. However‚ she first wants to separate the rocky parts

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    world’s prescription drugs. A prescription drug is a medicine crafted by pharmaceutical companies that legally requires a medical prescription to be dispensed. In contrast‚ Illegal drugs are obtained unlawfully through undocumented transaction. Due to substance abuse these prescription and illicit drugs combined‚ kill tens of thousands of people each year. The three mainly abused types of prescription drugs are opioids‚ depressants‚ and stimulants. These 3 types all have something in common and that is

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    There is a salient relationship between aesthetic pleasure and the individual. Virginia Postrel’s essay "Surface and Substance" argues that society must accept "that aesthetic pleasure is an autonomous good (Postrel 436)." Society as a whole must refrain from holding those with aesthetic preferences in low regards. Individual’s presentations of himself or herself define his or her own form‚ therefore expressing their character. The perceived significance of aesthetics and individualism indicates

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    Hazardous substances and dangerous goods Home » Hazards / Risks » Hazardous substances and dangerous goods Hazardous substances are chemicals that can harm human health. While it might be obvious that some substances‚ such as acids or poisons‚ can cause harm‚ some health effects may not be so readily apparent. For example‚ in some cases dusts or vapours can also be hazardous substances. Substances that cause skin irritation‚ allergies‚ cancer‚ birth defects‚ genetic mutations‚ and other health effects

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    to the front lab table. Make sure you familiarize yourself with operating these devices before you start working in the laboratory. 4) a) What should be immediately used for a large chemical spill on the clothing? Use the safety shower. All contaminated clothing must be removed as drenching will only dilute the chemical absorbed by clothing‚ not wash it away. Washing should continue for at least 15 minutes or until no chemical remains in contact with the skin. Qualified medical assistance

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    Substance Abuse - Heroin

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    Substance Abuse - Heroin 03/27/2011 Substance abuse is a problem that is an epidemic all over the world. America is not the only country suffering from heroin addiction. The misuse and abuse of drugs occurs at all age levels‚ in almost all social settings and at workplace occurrence in all occupation and industries. It has significant negative impacts that affect every community though out the world. Drugs affect all of us in one way

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    Mystery Powder

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    change the identity of matter. Homogonous Mixture: A mixture that looks like its only one substance. Heterogeneous Mixture: A mixture where you can see the different substances. Physical Properties: Characteristics of a substance that can be observed/measure/ without changing the composition of the substance. Chemical Properties: The way a substance reacts with other substances to form a new substance with different properties. Solvent: It is the liquid that wasps used. Solutes: The component

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    Summary Purpose To purify the component (unknown) of Pancetin from last experiment and then compare its melt point to the two other possible substances. Theory Panacetin should be made up of about 50 percent of the unknown component that we previously separated out of Panacetin for testing. We suspect that this unknown compound is either acetanilide or phenacetin. From the solubility of acetaminophen and phenacetin‚ we could know both of them are relatively soluble in boiling water but insoluble

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    For the TLC plate in hexane‚ the fluorene moved up while the fluorenone stayed on the line‚ which was expected. The Rf values were 0.82 for fluorene and 0 for fluorenone. Overall the purpose was fulfilled as the TLC plates indicate that the two substances were separated well and also the IR spectra indicate that the experimental IR is very similar to the literature value. An IR spectra was obtained for fluorene. Unfortunately‚ the experimental IR spectra did not even remotely match the IR spectra

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