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What I liked the most was that when we mixed the solutions with the indicators, the color of the solution changed instantaneously. we tested the pH of different hair shampoos... for normal hair we had: 4.5, 4, 3.5. and for dry, damaged, coloured we had: 5, 3.5, 4. Writing a conclusion for the Thesis is quite different from writing a conclusion for your regular articles or essays. Water with a pH below 7 is defined as an acid and above 7 is an alkaline. The group conducted three experiments: one contained potato and H2O2, another had apple and H2O2, and the last had chicken liver and H2O2. The pH Paper: The pH paper strips have dyes absorbed into the paper display certaincolours in certain pH ranges. pH indicators: Home; Gathering Data; Hypothesis; Experiment and Data; Conclusion; CONCLUSION. How to Write a Chemistry or Physics Lab Report - Duration: 30:23. It is useful,inexpensivemethod to determine pH in fresh water muds. Thus, a pH measurement of 0 represents the strongest acid, and a pH value of 14 represents the strongest … It was really cool! The pH scale measures the concentration of those charges, assigning them a value from 0 to 14. conclusion -part b. We used apple, potato, and chicken liver to prove that not only beef liver contains catalase. To write a conclusion for the thesis there are some different approaches. In conclusion, the pH of the applesauce after it had been mixed with an additional substance did affect the amount of concentration produced by a substance. The main disadvantage is that high concentrations of salts (10,000 ppmchloride) will alter the colour change and cause inaccuracy . I am writing a lab for my adv. During part B we experimented with three different types of tissues. The conclusion contains similar elements to the discussion, and sometimes these two sections are combined (especially in shorter papers and journal articles). In a thesis, the conclusion writing plays a major role because it is much lengthier than an essay and to hold the reader’s attention needs a perfect ending. The titration process involved the repetitive dropping of .5 mL of .2M HCl into the unknown solution and the recording of the solution's pH as each drop was added. Conclusion: Throughout the course of the lab, we utilized an acid-base titration of 10mL of an unknown solution (NaOH) as to determine its molarity. I really liked this LAB experiment! Pure water at room temperature (77 degrees Fahrenheit), for example, has a pH of 7.0 and is considered neutral. Experiment 2: Acid / base titration. The conclusion is somewhat similar to the introduction. class on pH . Conclusion Our hypothesis was that distillation would be the best method of purifying water. But in a thesis or dissertation, it’s usual to include a final chapter that wraps up your research and gives the reader a final impression of your work. 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