Datalogging Experiment (4) Acid-base Titration using Method of Double Indicators Student Handout Purposes To determine the composition of the following mixture by double indicator method: 1. NaOH(aq) and Na2CO3(aq) 2. NaHCO3(aq) and Na2CO3(aq) Introduction Consider a mixture of NaOH(aq) and Na2CO3(aq). Reaction between HCl(aq) and Na2CO3(aq) takes place in two stages: HCl(aq) + Na2CO3(aq) ⎯→ NaHCO3(aq) + H2O(l) …………………. (1) HCl(aq) + NaHCO3(aq) ⎯→ NaCl(aq) + CO2(g) + H2O(l) …………. (2) While
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1.) In this article it is discussed that the Denver Parks and Recreation is offering discounted tickets and lesson and rental packages at a extremely low rate to children ages 7-17. As an avid snowboarder this article caught my eye. The youth in the extreme sports of skiing and snowboarding is our future. As John Martinez; Director of Outdoor Recreation says‚ “ In a time where children are playing behind their screens instead of playing outside‚ it’s imperative that there is an outlet for them to
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the dreadful act of double parking. It’s no fun coming home from work or school just to have your path home blocked by cars parked on each side of the road‚ causing drivers and pedestrians to maneuver through parked vehicles or oncoming traffic. Double parking is an act of civil disobedience and is a major contributor to traffic congestion. In addition‚ double parking may even completely block the created one lane path for larger vehicles. It is important to realize that Double parking is a major
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Chemistry Experiment Double Indicator Titration 1 Aim The purpose of this experiment is to find the composition of a sample of sodium carbonate mixture by titration. Introduction The reaction between sodium carbonate and hydrochloric acid occurs in 2 stages‚ with the formation of hydrogen carbonate ion as the intermediate product. Na2CO3(aq) + HCl [pic] NaHCO3(aq) + NaCl(aq) NaHCO3(aq) + HCl(aq) [pic] NaCl(aq) + H2O(l) + CO2(g) [pic] Requirements Hydrochloric
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The popular period TV series‚ Mad Men‚ set in America in the mid 1960’s‚ donned a peculiar reference to a mid-20th century anthropological work in the fifth episode of its fourth season. Aptly titled The Chrysanthemum and the Sword‚ the episode follows the creative director of an ad firm‚ Don Draper‚ as he attempts to win over the Japanese owned Honda Motorcycle Corporation. Don successfully tricks a rival agency into producing a high budget commercial to win the account (a violation of the rules
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Response Essay What does it mean to find yourself? We often identify ourselves as nice or smart‚ but is that really all we are? No‚ we’re much more. The Edge on the Sword by Rebecca Tingle is about a strong‚ adventurous‚ independent‚ and fierce character‚ Aethelflaed. In this novel Flaed will have to transition from childhood to adulthood‚ which is never easy. Flaed is portrayed as a fierce adventurer. In this book it shows she is an adventurer by saying‚”... she and her brother had been free to go out almost everyday”(3)
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It can be inferred that her own personality‚ her denied rights of affection from her parents and other people’s perception of her drove Marguerite to undermine social norms for women in the medieval ages. The text With A Sword In My Hand‚ written by authors Jean-Claude van Rijckeghem and Pat van Beirs‚ is explored through the perspective of Marguerite‚ Countess of Flanders. The text suggests that Marguerite’s natural personality of being outspoken‚ stubborn and strong willed‚ her desire to be loved
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Journal 3 – Double Indemnity (7-14) “That’s all it takes‚ one drop of fear‚ to curdle love into hate” (Cain 54) – As soon as he set his eyes upon Mrs. Nirdlinger‚ Walter was in love. Both Walter and Phyllis may have an evident lust for money‚ but Walter’s infatuation with Phyllis’s being definitely encouraged his violent actions. It is interesting that Walter is already coming to realize this. Walter realizes what he has been lured in to and is trying to put some blame on Mrs. Nirdlinger’s sex appeal
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different forms and will always teach them something important‚ even though they may or may not have took the learnings into account. They subconsciously start to let their actions be influenced by these lessons. That very thing happens to the Wart in The Sword in the Stone‚ book one of The Once and Future King by T.H. White. He is met with many different situations that affect his thoughts and beliefs toward government and society as a whole. A man with special powers named Merlyn help bring these lessons
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Rosa Parks‚ Causes and Consequences in her decision to change Black Civil Rights. Rosa Louise McCauley Parks was a black African American woman who was a civil rights activist. Rosa Parks was the “first lady of civil rights” she made a name for herself in history on the first of December 1955 while riding on the Montgomery Alabama bus. Rosa refused to give up her seat to a white passenger who had no where to sit as the bus as it was full. Even though Rosa was sitting in the right colour section
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