The pH of various mixtures and find the dissociation constant of acetic acid Chemistry (HL) Research Question: To determine the pH of various mixtures of sodium acetate and acetic acid in an aqueous solution and hence to find the dissociation constant of the acetic acid. Background: The mixture of sodium acetate and acetic acid in aqueous solution is a buffer solution. Buffer solutions are the solutions which resist a sudden change in the pH due to addition of small amounts of strong acid or base
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To Test Charles’ Law and estimate Absolute Zero In this IB Lab you will be assessed on the following criterion Conclusions and Evaluation Aim: Physics has many hundreds of laws and these can be tested in experiments to see if they are true. In 1787 the French scientist‚ J.A.C. Charles‚ published a law connecting the volume and temperature of gases. Your task is to see if you agree with his law. Another thing you have to consider is “ is my experiment accurate enough to prove or disprove the
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colonialism that took place in Africa from the 19th and into the 20th century. It has a long history of oppression and effects‚ and Africa proved to have been shaped by imperialistic powers that ruled over them during the 19th and into the 20th century. This era left ideological‚ political‚ social‚ economic‚ and psychological impacts of colonialism on the African continent‚ and the people living within it shows the byproduct of what foreign authorities manipulated during their time of rule. Firstly
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• Political Control by the west led to systemic difference between east and west‚ a conscious process of the creation of an architectonic of international capitalism by the colonial powers and trade networks throughout their settler colonies. Economic domination and political domination go hand in hand. One builds on the other‚ the merchants and the ruling class in collusion. Mere increase in quantity of economic goods and their variety doesn’t tell the full story‚ there has to be an analysis of
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Europeans had very little interest in Africa and what it had to offer. There was not much information on the land such as living conditions and types of resources available. Towards the end of the 19th century‚ European nations started claiming territory in Africa due to the fast paced manufacturing and the need for more materials to keep up with production. At the end of the 19th century‚ European countries were competing with each other over different territories in Africa. The situation was described as
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Change Over Time Essay Prompts 8000 BCE to 600 CE • Analyze the changes and continuities in major trading patterns within and among Classical civilizations; include their contacts‚ including religious‚ with adjacent regions. • Discuss the changes and continuities in the Silk Road trading network from 600 BCE – 1450 • Discuss the changes and continuities that occurred in the roles and functions of cities in major societies from the Neolithic Revolution to 1450. • Trace and
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In the West African community‚ the concept of power among women lies within the vibrant differences between the roles of each gender. Women were and still are the foundation of the African community as they exercise the power to protect life and educate children. Despite this prominent position‚ they are not in any way seen as equal to men. This conventional perception changed temporarily‚ or perhaps was slightly regarded differently‚ when in 19th Century‚ Behanzin‚ one of the most renowned kings
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Prompt: CCOT Imperialism Evaluate the growth of Imperialism; its causes‚ expansion and effects on Europe‚ Asia‚ and Africa Essay: During the 19th-20th centuries European powers extended their domains over Asia and Africa in a race for power. This expansionism changed people’s lifestyle in satellite countries of the new empires‚ and also imposed on them a role in the world market. On the other hand‚ it reinforced Europe’s leadership in manufacturing and economic development‚ and created a strong
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African Civilizations and the Spread of Islam •The spread of Islam in Africa linked its regions to the outside world through trade‚ religion‚ and politics •States like Mali and Songhai are built on military power and dynastic alliances •Parts of sub-Saharan Africa entered into the expanding world network; many others remained isolated •Christianity and Islam sometimes influenced political and cultural development Empires of the Western Sudan (West/Northwest Africa) th th Ghana: 4 – 11 centuries
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Silk Roads CCOT During the time period 200 BCE to 1400 CE‚ the patterns of interactions among the silk roads have undergone transformations and continuities. The Silk Roads have been in existence from 200 BCE to 1400 C. Throughout its entire history‚ it has continually spread goods such as silk‚ porcelain‚ and technology‚ allowed others to interact culturally with new ideas and religions‚ and kept it’s main purpose as a route to deal goods. However‚ the different types of religions‚ such as Buddhism
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