Procedure 5.2 -Test the ability of buffers Before Buffer After Buffer Water 4 Water 4 0.1M phosphate buffer 6.5 0.1M Phosphate buffer 6.9 0.1M NaCl 4 0.1M NaCl 4.8 Procedure 5.3 -Test effectiveness of antacids Alka seltzer 115 Antacids 90 (AVRG) Tums 80 (AVRG) Discussion: for procedure 5.1 all that was required was to use the ph strips and test all the liquids. there was various ways errors could occur in just this
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4. What are physical and chemical properties? Give an example of each. Physical properties describe an object can be its weight‚ size‚ color‚ volume‚ etc. Chemical properties describe how one substance reacts with another such as dropping an Alka-Seltzer tablet into water. 5. What do forensic scientists do to collect and preserve soil samples? Soil samples are collected within a 100 yard radius of certain spots. If dirt were to be found on the bottom of a shoe‚ then they will bring the entire
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dioxide. [1] c. Nitrogen dioxide is a secondary pollutant which can react further with oxygen and water in the atmosphere to produce nitric acid‚ one of the component of acid rain. [1] 8. The fizz produced when Alka-Seltzer tablet is dissolved in water is due to the reaction of sodium bicarbonate (NaHCO3) and citric acid (H3C6H5O7) 3NaHCO3(aq) + H3C6H5O7(aq) --> 3CO2 + 3H2O + Na3C6H5O7(aq) In a certain experiment‚ 5.00 g of sodium bicarbonate and 5.00 g of citric
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of gas off the fire? HYPOTHESIS There are different gases that can turn off the fire. MATERIAL 1. 1 Bottle of any carbonated beverage‚ unopened. 2. Matches. Baking soda (bought at the pharmacy). 3. 1 stomach effervescent antacid tablet (Sonrisal‚Alka-Seltzer‚ etc.).. 4. 1 bottle of mineral water‚ closed. INFORMATION The presence of a gas that extinguishes fire (carbon dioxide)‚ analyzing various sources of it. When you turn the match there is a phenomenon called combustion‚ chemical phenomenon which produces much energy as light
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France vs. America “Culture is little like dropping an Alka-Seltzer into a glass-you don’t see it‚ but somehow it does something.’’ Hans Magnus Enzensberger. American and French commercials are very different yet similar. The American commercials are very straight forward and succinct. On the other hand‚ the french commercials are very unique and modern. The Americans uses straight forward advertisements‚ when the french uses more poetic advertisments. The Americans and the French both use convincing
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EXPERIMENT ONE: ‘’The Scientific Method’’ Lab Report by Mitchell Eaton Biological Science Lab (BIOL 1001-029) February 24th‚ 2015 ABSTRACT: Purpose Statement: HYPOTHESES: Unknown Substance One: Unknown Substance Two: Unknown Substance Three: Unknown Substance Four: Unknown Substance Five: Unknown Substance Six: PROCEDURES: Materials Student Provides: Distilled Water 2 Clean Sheets of Paper 1 Paper Towel 1 Pair
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Allison Oneal Chemistry I June 20‚ 2013 Dr. Michael May Properties of Gases I. Abstract The purpose of this experiment is to examine the properties of several gasses‚ which were the products of a reaction‚ and examine the way the gasses react under certain conditions. These conditions‚ such as introducing a flame to the gas as well as oxygen and CO2‚ caused other reactions to occur. Experiment Before I began the experiment I gathered all my supplies from the given list in the lab manual.
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The poem “Aesthetics” by Amaud Johnson instantly struck me. It was easily understandable but‚ portrayed a much deeper message. The poem speaks about a group of boys torturing butterflies‚ feeding alka-seltzer which is a kind of pain reliever‚ to pigeons for entertainment. This sickens me because of how they find joy in causing mischief to harmless creatures. Furthermore‚ Amaud Johnson’s deeper message within the poem is how we‚ human beings‚ harm the environment and are poor steward’s of God’s creations
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sweating‚ fast or uneven heartbeat. 6. Medications and/or herbs to avoid with drug. * acetazolamide (Diamox) * aminophylline (Truphylline) or theophylline (Elixophyllin‚ Respbid‚ Theo-Bid‚ Theo-Dur‚ Uniphyl); * sodium bicarbonate (Alka-Seltzer‚ Bicitra‚ Polycitra‚ or baking soda home remedy antacid); * carbamazepine (Carbatrol‚ Tegretol); * fluoxetine (Prozac); * metronidazole (Flagyl); * potassium iodide thyroid medication (Pima); * an ACE inhibitor such as
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CLICK TO DOWNLOAD ASHFORD BUS 640 Entire Course (Managerial Economics) Week 1 Firm Objectives. Why do some business firms pursue a triple-bottom-line outcome while others focus only on profit maximization? Please‚ use a real company example to illustrate your points Decision Making Under Uncertainty. T o save on gasoline expenses‚ Edith and Mathew agreed to carpool together for traveling to and from work. Edith preferred to travel on I-20 highway as it was usually the fastest‚ taking
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