Photocatalytic degradation of methylene blue using TiO2 nanoparticles Nupur Mittal Chemical Engineering‚ IIT (BHU) Varanasi. Abstract: The aim of this research is to reduce the pollution caused by methylene blue dye in waste water coming from textile industries. For this purpose‚ TiO2 nanoparticles are made as they show good photocatalytic activity in degradation of dyes into harmless products. Synthesis is done using titanium butoxide and 2-propanol. The particles formed were a little larger
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EXAM QUESTIONS Evaluate methods used by the psychodynamic approach. One of the methods used by the psychodynamic approach is case studies. Case studies are used to practice their therapy on to see if it actually works. The therapy created by Sigmund Freud‚ is called psychoanalysis. An example of one of the case studies would be the case study of Little Hans. Hans was at the age where he noticed he had a penis and therefore played with it a lot. His mother noticed this and told him to stop it otherwise
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The purpose of this experiment is to determine the mass % of through the Volumetric Analysis method. To attain this purpose‚ a decomposition reaction was performed‚ which can be separated into two steps. First‚ 2 mL of was reacted with approximately .5 g of KI in an Erlenmeyer flask to form and a hypoiodite species. The second step is the reaction between another molecule of and hypoiodite‚ which results in reformation of the catalyst‚ potassium iodide. The catalyst is used to speed up the
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For Colored Girls who have Considered Suicide when the Rainbow is Enuf by Ntozake Shange Table of Contents for colored girls who have considered suicide/when the rainbow is enuf Study Guide consists of approx. 53 pages of summaries and analysis on for colored girls who have considered suicide/when the rainbow is enuf by Ntozake Shange. Browse the literature study guide below: Introduction [pic] Author Biography [pic] Plot Summary [pic] Chapter Summaries & Analysis
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Colored Girls Opening: Four women who were prominent in our Black History stood up in opposition to the odds placed against them. Listen as they tell us about their lives‚ pain‚ and struggles on how it was to be colored (as they were labeled) during the years of segregation and the civil rights movement. I hope you get a message from this presentation and please enjoy. Teresa Hi – I’m Rosa Parks and I’m a colored girl--on Dec. 1‚ 1955 in Montgomery Alabama-- I refused to give up my
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“For Colored Girls Who Have Considered Suicide When the Rainbow Is Enuf” ------------------------------------------------- Synopsis Structurally‚ For Colored Girls is a series of 20 poems‚ collectively called a "choreopoem." Shange’s poetry expresses the many struggles and obstacles that African-American women face throughout their lives. It is performed by a cast of seven women characters‚ each of whom is known only by a color: "Lady in Yellow‚" "Lady in Purple‚" etc. The poems deal with love
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and training methods used to improve football. I am here to tell you three different training methods on how to perform remarkably on a particular sport. The sport I have selected to talk about today is football. Football‚ which is also known as soccer‚ the beautiful game and the World Game. It is a sport which is played between two teams with 11 players on each time. The three training methods I have chosen for football are: 1) Circuit training. Circuit training is a training method which consists
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Narrative Methods used by Tennyson in Mariana “Mariana” is about the stagnation of a woman after she is abandoned by her lover and she continues to wait for his arrival. The epigraph from the start of the poem tells us that the poem is an expansion from “Measure For Measure”. Specifically the scene in the play where Mariana is in her moated grange‚ this gives us the setting of the poem and the character involved. This line describes Mariana desperately waiting for her lover (Angelo)‚ who has abandoned
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Purpose: To find out the percent yield of copper in the reaction between copper sulfate (CuSO4) and Iron (Fe). Materials: Balance 100-mL beaker 250-mL beaker Bunsen burner Copper sulfate crystals Glass stirring rod 100-mL graduated cylinder Iron filings Ring stand and ring Wire gauze Procedure: 1. Record mass of clean 100-mL beaker. 2. Add 8.0 grams of copper sulfate crystals to beaker. 3. Add 50.0 milliliters of distilled water to the crystals. 4. Put wire gauze on ring on ring
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Raymond Mill can adapt to the medium and small mines‚ chemical‚ building materials‚ metallurgical industries Ranking closed circle of milling equipment‚ grinding quartz‚ feldspar‚ calcite‚ talc‚ barite‚ fluorite‚ rare earth‚ marble‚ ceramics‚ bauxite‚ manganese‚ iron ore‚ copper‚ phosphate rock‚ iron oxide red‚ slag and Mo&&’s hardness seven below 6% humidity in the following non-inflammable mineral species. mills industrial production right now in high demand raymond mill‚ buy a suitable Raymond
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