Salt‚ sand‚ wood chips‚ iron filings Materials Needed: a magnet‚ water‚ a pot‚ clean flat surfaces‚ a burner‚ filter paper‚ a stirrer‚ and four beakers for each item in the mixture Plan Brainstorm: Separate the items one by one using their different properties. Final Plan: To separate sand‚ salt‚ wood chips and iron filings First‚ use a magnet to remove the iron. Since some sand/salt will get caught with the iron filings‚ you may have to spread out the separated iron filings on cardboard and
Premium Water Laboratory glassware Mixture
my best‚ but they also help me live my life. When following these words I don’t take stupid risks‚ I wait at the stop sign until all the traffic has cleared. I don’t waste time in unforgiving situations‚ like when my brother begins to argue that Iron Man is better than Captain America I take that as my cue to walk away. I do‚ however‚ step up to every challenge with the drive and determination I have while playing field hockey. If a teacher says the last problem is the hardest‚ the last problem
Premium High school Psychology Family
(1987) 71-75 North-Holland‚ Amsterdam 71 LOW-FIELD MAGNETIC H Y S T E R E S I S IN IRON‚ COBALT‚ NICKEL AND S T E E L G.H.J. W A N T E N A A R ‚ S.J. CAMPBELL‚ D.H. C H A P L I N and G.V.H. WILSON Department of Physics *‚ University College‚ University of New South Wales‚ A ustrafian Defence Force Academy‚ Campbell A CT 2600‚ A ustrafia Received 15 August 1986 Spheroidal samples of high purity iron‚ cobalt and nickel and carbon steel have been examined in a low field (10 -3 to 103 Am
Free Magnetic field Magnetism
Report for the Iron Ore Mining Investment in the Democratic Republic of Congo To: The Board of Directors of Rio Tinto From: Senior Analyst Date: 05.05.2010 Content 1. Executive Summary 3 2. Introduction 4 3. Discussion 5 4.1. Economic Risk Assessment 5 4.2. Sources of Financing 8 4.3. Repatriation Issues 11 4.4. Strategies for Expropriation situations 15 4. Conclusion 18 5. Appendices
Premium Mining Investment Rio Tinto Group
The aftermath of World War II had left Europe devastated. After the end of the war in 1945 USSR‚ USA‚ France and Britain‚ had decided to occupy and rebuild land in Europe. Poland‚ Romania‚ Czechoslovakia and the eastern half of Germany were occupied by the Soviet troops‚ while the Americans‚ British‚ and France occupied the other half. The two superpowers‚ USA and USSR‚ had very different plans of how they wanted Europe to be rebuilt. The United States wanted Europe to be rebuilt with a Democratic
Premium World War II Cold War Soviet Union
Theo Victor Cavite Chem 28.1 Melanie Bucsit-Carpio September 14‚ 2012 Spectrophotometric Determination of Iron in Aqueous Solutions as a Complex of 1‚10-Phenanthroline Introduction From the previous classical method of concentration determination of an unknown sample‚ this experiment now deals with the instrumental one. Unknown concentrations of iron in solutions were determined by measuring their corresponding absorbances through spectrophotometry. A spectrophotometer measures the amount
Premium Spectroscopy Chemistry Absorbance
LU 1 - Tutorial 1. Write the formulas for the following compounds: Compound Copper (II) chloride Iron(II) sulphate Sodium sulphate Ammonium nitrate Sodium nitrite Potassium sulphate Magnesium phosphate Formula Compound Lithium acetate Manganese (IV) nitrate Potassium permanganate Iron (III) oxide Potassium sulphite Potassium hydrogen carbonate Sodium iodate Formula 2. Express the following numbers in scientific notation: a) 0.000000027 b) 356 c) 47 764 d) 0.096 3. Express the following numbers
Premium Chemistry Water Sulfuric acid
Taylor Hardy Period 4 US History B Summary The “Iron Curtain” speech by Winston Churchill and the election speech of Joseph Stalin contain the similarity that they both are telling the audience what should and has happened. In Winston Churchill’s speech he outlines what has happened throughout World War II and the Cold War and how he thinks it should be handled and dealt with. In Joseph Stalin’s speech he relays a similar time line while also including the Soviet Unions timeline and election
Premium World War II Cold War Soviet Union
Analysis of an Iron-Copper Single Replacement Reaction Martin Sun Purpose The purposes of this experiment were to: determine the number of moles of iron reacted; determine the number of moles of copper produced; and calculate the ratio of moles of copper to moles of iron. Materials and Methods Materials and methods for this laboratory followed those laid out in Experiment 6A on pages 56-59 of Essential Experiments for Chemistry by Morrison and Scodellaro with the following exceptions: one iron nail was
Free Iron Chemical reaction Chemistry
An iron age settlement in dorset. Excavation and reconstruction.D.W.Harding.I.M.Blake.P.J.ReynoldsUni of endinburgh.Department of archaeology. 1993 Called Pimperne Down.Irregular oval plan. Relative density of the settlement‚ including habitation enclosures‚ possible stock-enclosures and adjacent field-systems shows the domestic and agricultural nature.(p4-5) Roundhouse with hearth‚ evidence of daub. The plan reflects meticulous attention to symmetry and detail which iron age builders expended
Premium House Dwelling Iron