CAT - Measuring the pH of common household substances 1. Predict the pH value of substances & estimate the pH value by using the universal indicator. 2. Use the indicator to identify acidic‚ basic‚ and neutral substances found in any home 3. Classify household items as acids and bases 4. Collect organise and analyse results in tables and graphs (if necessary) 5. Analyse results and explain the reason the substances have the pH obtained. Aim – To use a universal
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Testing the pH of Common Household Substances Lab Background Information: The pH scale is used to determine the acidity or basicity level of liquid solutions. If a solution scores a pH level of 1-6 it is an acidic solution‚ 1 being the most acidic and 6 being the least acidic. If a solution rates a pH level of 7 it is a neutral solution‚ meaning it is neither an acidic nor a basic solution. Lastly‚ if a solution is 8-14 on the pH scale it is a basic solution‚ 8 being the least basic and 14 being
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Pill Bugs Attraction to Colored Lights Introduction: This experiment was conducted to see which colored light pill bugs would prefer more out of red‚ blue‚ yellow‚ and green lights. If pill bugs went to the green and yellow lights more than the blue and red lights‚ then this means they like brighter lights more than gloomier lights. For the experimental group‚ the colors used were blue‚ red‚ yellow‚ and green. The controlled group was the middle chamber. It got regular light from the classroom. The
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assignment consists of 5 questions (Answer all questions) (Due on 28 October 2005 by 5pm) Question 1 (20 Marks) (a) Households in a certain city were surveyed to determine whether they would or would not subscribe to a cable television service. The households were classified as “low‚” “meddle‚” or “high” income. The below gives the proportions of households in each of the six joint classifications. |Income |Subscribe
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Rowel Sales Vizcarra Jr. BS Psychology Scott’s blood test shows that he has excess red blood cells. Identify and describe two causes of this disorder. Scott’s disorder is polycythemia‚ which occurs because of excess number of erythrocytes in the blood. This disorder may result from bone marrow cancer (polycythemia Vera) or secondary polycythemia. The increased in slowness of the blood result from polycythemia. Discuss why Martina‚ who has blood type A‚ cannot receive blood type B during a transfusion
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the blue pill or the red pill. The blue pill or the pill of blind ignorance‚ or as the old saying goes‚ “Ignorance is bliss”‚ is the most popular choice‚ for its path is part of what seems to be the safer bet with the lowest variance in outcome. The blue pill doesn’t rock the proverbial boat. It seems to represent the known or a more predictable outcome‚ a security blanket that protects oneself from hard realities in everyday society. For most the truth is too much to bear. The red pill or the pill
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the rise of super bugs such as Methicillin Resistant Staphylococcus aureus becomes more apparent. That is why it is important to carefully follow the instructions given to you when prescribed antibiotics. The feature of this article will be antibiotics as well as Antibiotic resistance. The article will also talk about correct usage and doctor over use and abuse. Intended for the understanding of the article‚ bacteria and super bugs will also be discussed. Bacteria-Super bugs Bacteria are tiny
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policies and laws may influence families and households. In this essay‚ I will be focusing mainly on the laws and social policies from the 1950’s to this present day. The three social policies I have chosen to discuss are the Birth Control Pill‚ the Divorce Reform Act and lastly‚ the Civil Partnership Act. The Birth Control Pill Law was legalised in 1961‚ this meant that married women who wish to take the oral contraceptive pill can now legally take the pill. The positive effect of this was that there
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Alex Melekos English Research Paper Generation Pill The reality of drug abuse in American culture has fueled FDA restrictions and reforms for decades as more information on drug availability‚ distribution‚ and side effects is released to the public. A trending topic that has gained publicity in the past months is the rate at which doctors prescribe opiates. Drugs such as Percocet‚ OxyContin‚ Vicodin‚ and Roxicodone are synthesized medications that doctors prescribe for the relief of pain
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Ulcer bug Eric Wichman BIOSCI 202 - 401 February‚ 5th 2013 Case Studies in Human Anatomy and Physiology Ulcer Bug Case Resolution Template 1) This case study focuses on the process of scientific inquiry. How did the researchers use this process to learn about gastric ulcer disease‚ its causes‚ and its treatments? Answer: The process started with the observation of Dr. Barry Marshall’s observation of his patients going through antibiotic therapy for non-related ailments. Dr Marshall
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