Analyzing the effects of varying hydrogen peroxide (H2O2) concentrations on the volume of its drop Jonah Jemina IB Chemistry SL 11 Mr. Eastwood Analyzing the effects of varying hydrogen peroxide (H2O2) concentrations on the volume of its drop Jonah Jemina Introduction: Hydrogen peroxide is a clear and colourless substance that has a strong oxidizing characteristic. From the books‚ “Hydrogen Peroxide: Medical Miracle”[1995] by Douglass and “Applications of hydrogen
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Fact: Everyone has heard at least one Salt-N-Pepa song. Now‚ hear me out‚ I know you recognize these lyrics: “Let’s talk about sex‚ baby/let’s talk about you and me/let’s talk about all the good things/and the bad things that may be.” That song is appropriately titled “Let’s Talk About Sex‚” and it is a ballad about safe sex and sexual awareness as a whole. Salt‚ Pepa‚ and DJ Spinderella cried out against the lack of conversation about sex in the ‘90s because they believed in normalizing sex‚ especially
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How sodium chloride concentration affects the germination‚ growth and development of Brassica rapa. Osumi‚ K.‚ Nihei‚ B.‚ Takanishi‚ K.‚ Nakamura‚ C.‚ Warehime‚ R. Period 2. 03/05/17 Introduction: To have a successful germination‚ the plant seed needs a sufficient amount of water and oxygen present. Other conditions include room temperature‚ and the amount of light intake. Hydration of a seed‚ is an essential step for seed germination (Martínez-Andújar‚ 2014). Plants tend to germinate better in
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Individual Investigation - Chemistry Relationship Between H3O+ Concentration and Red Cabbage Indicator Usage Introduction Figure 1: Red Cabbage and Natural Universal Indicator Colour Changes I have always been interested in environmental conservation and colourful ‚ and was one day transferred back to a particular day in the kitchen‚ as a young child‚ while observing my mother cook red cabbage (Brassica oleracea var. capitata f. rubra) coleslaw‚ which is naturally a rich purple in colour
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REVIEW SHEET EXERCISE 9 Renal System Physiology NAME: LAB TIME/DATE: Simulating Glomerular Filtration The following questions refer to Activity 1: Investigating the Effect of Flow Tube Radius on Glomerular Filtration. 1. Describe the effect of increasing the afferent radius on glomerular filtration rate and glomerular pressure. As the afferent radius increases the glomerular filtration rate and glomerular pressure both increase the pressure in slow steps the filtration rate greatly
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Salt Lake City Best Sports City Without Doubt! While many computer games have turned today’s young ones into small couch potatoes: Salt Lake City Games is looking to change all of that. Wii‚ or just called "Wii" by many folks‚ is an interactive action-based video game you connect to your TV. We asked them to select two (2) athletics to play within an organized league. Here the discipline of the game and learning how to cope properly with adult authority added to their overall increase. Never did
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How different concentrations of hydrogen peroxide would affect the activity of catalase? 1. Variables Independent Concentration of hydrogen peroxide Dependent Volume of oxygen gas evolved Control Amount of liver used Location of liver sample obtained from the liver Type of liver used Possible enzymes transferred from hands during making liver homogenate Deterioration of liver Endpoint identification Volume of hydrogen peroxide added Reading on the syringe Room temperature
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see How the Concentration of Hydrochloric acid affects the Rate of Reaction with Calcium Carbonate Rate This Paper: 1 2 3 4 5 Length: 3036 words (8.7 double-spaced pages) Rating: Red (FREE) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - An Investigation to see How the Concentration of Hydrochloric acid affects the Rate of Reaction with Calcium Carbonate I am going to investigate how concentration of hydrochloric acid affects the rate of
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the results‚ the experimental group had a huge impact when the diluted concentration of caffeine was put in compared to the control group that contained no concentration of caffeine. The hypothesis was supported because a significant decrease of the total number of cells when caffeine solution was added to the experimental group was clearly shown. An addition of small amounts of caffeine does inhibit cell proliferation and affect cell viability during the lab experimentation one more test was conducted
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Substrate concentration and yeast catalase Aim: To see how the substrate concentration in hydrogen peroxide affects the rate of an enzyme controlled reaction using yeast catalase. Introduction: An enzyme is a biological catalyst made of protein. Enzymes are protein molecules found in living organisms and in this case I will use a yeast catalase. Catalase is an enzyme that catalyzes the reduction of hydrogen peroxide. Hydrogen peroxide is a poisonous by-product of metabolism‚ so it is very
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