Abstract: Gravimetric analysis can be used to determine the percentage of phosphorus in plant food. A precipitant of known composition is produced and weighed to find percent of phosphorus in compound. From the mass and known composition of the precipitate‚ the amount of original ion can be determined. Introduction: Gravimetric analysis is based on the measurement of mass. Gravimetric analysis involves isolation of an ion in solution by a precipitation reaction‚ filtering‚ washing the precipitate
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GRAVIMETRIC DETERMINATION OF MOISTURE IN FERTILIZER SAMPLES J.P. FERRERIA DEPARTMENT OF COMPUTER SCIENCE‚ COLLEGE OF ENGINEERING DATE PERFORMED: DECEMBER 6‚ 2012 ------------------------------------------------- RESULTS AND DISCUSSION In this experiment‚ we demonstrated the process called gravimetric analysis‚ where we‚ specifically‚ measured the amount of moisture in a fertilizer sample. Here‚ the weights of the crucibles with the fertilizer samples are measured before and after placing
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CP4001: ANALYTICAL & PHYSICAL CHEMISTRY | | Formal Report of the Quantitative Determination of Sulphate by Gravimetric Analysis (Experiment 4) | Maryjo Lee Wei Min 1111107 DBS/FT/1A/01 | (A) Synopsis The amount of sulphate is determined quantitatively as barium sulphate by gravimetric analysis. This determination consists of slowly adding a dilute solution of barium chloride to a hot‚ unknown sulphate solution which is slightly acidified with concentrated hydrochloric acid. A white
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ANALYTICAL & PHYSICAL CHEMISTRY ( CP4001) EXPERIMENT 4: QUANTITATIVE DETERMINATION OF SULPHATE BY GRAVIMETRIC ANALYSIS FORMAL REPORT NAME: CHIA KOK SIONG ADMIN NO: 1027325 CLASS: DFST/FT/2B/21 � SYNOPSIS The objective of this experiment is to determine the amount of sulphate by gravimetric analysis. The amount of sulphate is determined quantitatively as barium sulphate‚ BaSO4‚ by gravimetric analysis. For the experiment‚ a dilute solution of barium chloride was slowly added to a hot unknown
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Gravimetric Determination of Phosphorus in Fertilizer Samples ------------------------------------------------- Results and Discussion More than 50% of fertilizers are composed of nitrogen‚ phosphorus and potassium because these three nutrients are essential but are deficient in soils. To ensure good quality of fertilizers‚ it is significant that the amounts of these nutrients are quantified. In this light‚ gravimetric principles are of much use. The objective of the experiment is to determine
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large enough‚ it could be washed‚ filtered‚ and weighed. The percentage of chloride present was found to be 24.73695223 (±0.00000006) %. Introduction The purpose of this lab was to determine the percentage of chloride in an unknown soluble salt sample through a gravimetric method known as precipitation gravimetry. The objective was to accurately and precisely convert the unknown sample containing the chloride analyte to another known solid‚ silver chloride. Once the mass
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Willy Rupprecht Date(s) performed: October 2 - 3‚ 2012 Gravimetric Analysis of an Unknown Group 1 Metal Carbonate Purpose: The purpose of this lab is to determine the identity of a Group 1 metal carbonate compound by gravimetric analysis. Procedure: The unknown carbonate is weighed and then dissolved in water. A solution of CaCl2 (calcium chloride) is added to the metal carbonate solution to precipitate the carbonate ions as CaCO3 (calcium carbonate). The precipitate is then filtered‚ dried
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Gravimetric Analysis: The Determination of Phosphorus in Plant Food Gravimetric analysis is a quantitative (i.e. how much?) method of classical analysis. The element to be determined is isolated in a solid compound of known identity and definite composition. The mass of the element that was present in the original sample can be determined from the mass of this compound. Plant foods contain three essential nutrients that are not readily available from soils. These are soluble compounds
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For this experiment me and my lab partner didn’t finish the experiment. We only end up to adding the magnesium sulfate. We added so much magnesium sulfate‚ and ended up drying the whole product without any liquid left. We were trying to do the procedure all over again but‚ we will ended up to not finishing the experiment still due to time constrain. I will try to explain the possibility what will happen up to the end of the experiment. After measuring the 10ml graduated cylinder‚ which is 27.27g
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This experiment contains three separate procedures in which Aluminum Potassium Sulfate(Alum) will be melted‚ massed out and mixed with Barium Nitrate‚ along with distilled Water. Procedure one we completed two trials of melting two separate 0.01g of Alum and making a comparison to the literature temperature of 92.5‚ to do this we attached an Alum filled capillary tube to a thermometer and inside a beaker placed over a Bunsen burner. Procedure two consisted of placing 2.00 grams of Alum into a crucible
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