peroxide reacts with iodide ions producing iodine‚ when in an aqueous acid solution. H2O2 (aq) + 2I- (aq) + 2H3O+(aq) I2 (aq) + 2H2O(l) To detect iodine you can look at the color shown by the addition of starch solution. Iodine also reacts with sodium thiosulphate solution‚ which acts as a delaying agent. Adding sodium thiosulphate to the reaction mixture will allow the iodine produced initially to react with the thiosulphate ions‚ which reduce the iodine to iodide ions‚ leaving the starch unchanged
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Effect of Iodine on mercury concentrations in dental-unit wastewater John Michael Panganiban and Ian Jasper Ocampo Objective: This study was undertaken to determine whether iodine used to control bacteria in dental unit wastewater could increase mercury concentrations in dental wastewater. Introduction: Two of the major concerns in dentistry are biofilm in dental unit waterlines and the contamination of dental unit wastewater with mercury. Biofilms are microscopic communities that consist
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of Chlorine and Iodine in Water I. Introduction The purpose of this laboratory was to determine the amount of chlorine and iodine in a sample of water by titration using a starch indicator and to standardize a sodium thiosulfate solution. Chlorine is added to municipal water supplies to purify it enough to become safe to drink. Iodine is also added to water when people camp or go hiking in the back country where they cannot bring purified water along. Chlorine and iodine are added to kill
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Assessing Your Organization’s Value Anita LaGrone COM/310 December 01.2014 Mary Lee Cunill Assessing Your Organization’s Value Is your organization infected? Do your organization collaborates‚ share information‚ and helps each other? There are so many companies that are quick to say they are invested in their employees‚ however if it does not show their everyday activities‚ the culture will soon reflect it. Therefore‚ finding the person to fit for your organization cultural can be a challenging
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05 – DESIGNING YOUR OWN EXPERIMENT Lesson Organizer Use this document to help you design your experiment about one of the scenarios from the activity. Copy and paste the template then insert your information for each of the steps of the scientific method. Scenario Topic: Design an experiment to determine if captivity affects the overall health of marine mammals Problem (2 Points) Does captivity affect the overall health of marine mammals? Research (2 Points) The average
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illuminate about core brand values of one company. Core brand values helps a company to grow in the market. It is very important to build core brand values in order to maintain competition. Big companies such as Google has developed their core brand values that other companies in the same market are not even close to give them a competition. The author is going to explain Google ’s core brand values to illustrate the importance of this topic. Introduction: Core Brand values are theory that explains
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Biodiversity of the Indian Desert and it´s Value Amit Kotia and Ashwani Kumar Biotechnology Lab‚ Department of Botany University of Rajasthan‚ Jaipur – 302004 INDIA Abstract The state of Rajasthan is situated between 23º3’ and 30º12’ N latitude and 69º30’ and 78º17’ E longitude . The total land area of the state is about 3‚24‚239 km² ‚ out of which about 1‚98‚100 km² is arid and the rest semi arid. The physical features are characterized mainly by the Aravallis and to the some extent by
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Dewey’s Policy Question/Reflective Thinking Method Worksheet Group Member’s: Ashely‚ Anthony‚ Hannah‚ Jasmine‚ Lavondria‚ Isna Topic: What should the government do to eliminate the problem associated with collection‚ and expedition of DNA evidence used to exonerate wrongfully convicted inmates? Identify and Define the Problem: The problem facing most inmates is that DNA evidence is taken that it is generally not made available to them to have their cases reopened‚ and when it is reopened‚ it
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Lab : Iodine-starch Clock Reaction Pre-lab: Before the lab was conducted‚ the concentration of the Iodate ions to be in the mixture made by dissolving specific volumes of solution A with a constant concentration and water was calculated using the dissolution formula: C1V1 = C2V2 Sample Calculation 1: Concentration of the Iodate ions: For mixture 1: C2 = C1V1/ V2 = (0.020mol/L) x (0.003L)/(0.01L) = 0.006mol/L The same calculations were used in the calculating of the
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America’s familial values have evolved over time in order to allow the new found societal norms to take place‚ but haven’t exactly changed. Even though this country is in a completely different place than it was in the 1950’s somehow these stubborn ideals have endured the test of time‚ like how women belong in the kitchen taking care of the children and men provide for the family‚ or how divorce is frowned upon even when a majority of marriages end in separation or divorce. 1950 was a tough time
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