outside. This shows how a stimulus can affect an organism’s behavior and what they do. Hypothesis: For my hypothesis I wrote‚ "If the pill bugs are in the petri dish with the other chemicals then they will go to the filter paper where the sugar is more so then the other filter paper that has chemicals on it". I choose this hypothesis for many reasons. First off‚ I know that most organisms‚ bugs‚ insects‚ etc… like sweet and sugary tasting things. I know this because I always
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Dress Appropriately Identify the Safety Equipment Don’t Taste or Sniff Chemicals Don’t Casually Dispose of Chemicals Down the Drain MATERIALS: electronic balance‚ rubber policemen‚ stirring rod‚ beakers‚ watch glasses‚ magnet‚ filter paper‚ funnel‚ weight boats‚ wash bottle‚ sieve‚ mixture sample. PROCEDURE: Separated gravel from the mixture. The masses of weight boat and mixture were determined by using electronic balance. Poured the mixture into the sieve. Held
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and Processing Aspect One -2.00grams of Sr(NO3)2 used -2.00grams of CuSO4 -Reactants: Sr(NO3)2 and CuSO4 Trial Mass of Beaker (g) Mass of Beaker with Sr(NO3)2 (g) Mass of Beaker (g) Mass of Beaker and CuSO4 (g) Mass of Filter Paper (g) Mass of Filter Paper and Contents (g) 1 111.08±0.01 113.08±0.01 111.1±0.01 113.1±0.01 1.28±0.01 2.93±0.01 2 111.1±0.01 113.1±0.01 111.23±0.01 113.23±0.01 1.27±0.01 2.98±0.01 3 111.26±0.01 113.26±0.01 111.09±0.01 113.09±0.01 1.27±0.01 2.95±0.01 Qualitative
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Aim To prepare a sample of cuprammonium rayon threads from filter paper Apparatus Required a) Conical flask (preferably 250 ml) b) Funnel c) Glass rod d) Beaker (preferably 250 ml) e) Water bath f) Filter paper (Whatman paper or ordinary filter paper sheets. Preferably‚ Whatman) Chemicals Required a) CuSO4 b) NaOH solution c) Liquor ammonia solution d) Dilute H2SO4 e) Whatman Paper f) Distilled H2O Background Rayon is a synthetic
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The Filter is a recommendation engine which is used in conjunction with other business’ websites for the suggesting of digital media and entertainment materials‚ and technological products. Its purpose is to analyze the past purchases of the consumer and use the data to suggest other materials and products that the consumer could likely be interested in‚ some of which the consumer otherwise would not have been exposed to. The Filter was not successful on an individual basis‚ but in the business to
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Χηεμιστρψ Ινϖεστιγατορψ Προϕεχτ To prepare of Rayon Thread from Filter Paper Name : MOHAMMAD ARSHAD SHEIKH Class : XII ‘B’ Roll No. : School Name: KENDRIYA VIDYALAYA‚ BIBROD‚ RATLAM (M.P.) Λαβορατορψ Χερτιφιχατε This is to certify that_____________________________ has satisfactorily completed the course of chemistry
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Traditional way of synthesizing sensitive rhodamine starts with rhodamine B‚ amino compound‚ and some alkali additive in the presence of weak base. However‚ for RH-PY‚ the stearic hindrance of pyrene slows the reactivity‚ and the reaction does not go to completion. Therefore‚ the reaction procedure was modified as follows. First‚ HATU and DIPEA were used to activate the carboxyl group of rhodamine B‚ then the activated rhodamine B was reacted with 1-aminopyrene. By introducing this method‚ the reaction
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The State of the Paper Industry Monitoring the Indicators of Environmental Performance A collaborative report by the Steering Committee of the Environmental Paper Network T H E S TAT E O F T H E PA P E R I N D U S T RY E D I T O R : Jennifer Roberts A U T H O R S : Susan Kinsella‚ Gerard Gleason‚ Victoria Mills‚ Nicole Rycroft‚ Jim Ford‚ Kelly Sheehan‚ Joshua Martin L E A D R E S E A R C H E R : Sarah Ives A D D I T I O N A L R E S E A R C H : Mary Lee Haughwout‚ Aimee Baxendell‚ Aaron Firestone
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* Biology past papers 2002 1 List an external feature of each of the following types of organism that would identify the Group to which it belongs. type of... Premium * Business Past Paper CXC PAST PAPERS SOCIAL STUDIES Before you begin to write your answers‚ choose OE of the following topics and write it in the space provided. (i) ’The... Premium * May 2008 Past Paper Solution cxcDirect Institute Q5. The diagrams below highlight the main areas of Q5 (see past paper for original). R RS
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· tear newspaper into strips· HINT: always make the last layer of mache with white computer paper or paper towel so that painting is easier. It takes FAR less paint. If you don’t do this‚ consider priming the project with white acrylic paint before you let the kids at it with the poster paint· Make paper mache paste (there are many different options): · OPTION 1: 3/4 white glue to 1/4 water (or if using a good‚ thick glue‚ like elmers you can do 1/2 and 1/2) · OPTION 2: COOK METHOD: 1 part
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