No-01 Course name- General Chemistry “Topic” The importance of Chemistry in our daly life Submitted to Dr.Mohammad Harun-Ur-Rashid Submitted by Group-Royals Chemistry: The chemistry is the study of substances specially their structure‚ properties‚ transformations and the energy accompanying these transformation. Chemistry is very important within our daily lives. We are using it all of the time without even realizing it. Every time we wash our hands in the kitchen or the bathroom
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How did industrialization affect daily life in Europe? Industrialization affected daily life greatly‚ in many different ways. One of the ways was factories became a major development and provided tons of jobs for the lower class. Steam inventions came along and water became a seemingly unlimited source of energy. Machines were invented which also changed the way miners worked and greatly helped lessen their time and effort. Then the railroad was built and changed transportation completely. One of
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comes into our lives in many different forms and throughout the years‚ these forms have affected our society positively. There are basically three types of media‚ print media‚ electronic media and new age media. Print media includes newspapers‚ books‚ and pamphlets‚ electronic media includes television and radio‚ and the new age media includes phones and internet. These types of media interact with people everyday and in our lives‚ and are the main source that affect us and change our society.
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Chapter 1: Intermolecular Forces: Liquids‚ Solids‚ and Phase Changes Chem 11: General Chemistry 2 Topics 1.1 An Overview of Physical States and Phase Changes 1.2 Quantitative Aspects of Phase Changes 1.3 Types of Intermolecular Forces 1.4 Properties of the Liquid State 1.5 Uniqueness of Water 1.6 The Solid State: Structure‚ Properties and Bonding A hot spring on a snowy day The Kinetic Molecular View of the Three States The characteristic properties of gases‚ liquids
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How does texting affect our lives?? There is no denying that instant text messaging is very important in our live. Most of us could not even imagine our daily life without texting. This is the quickest and easiest method of communication‚ most popular among young people. Several years ago to suddenly organize with friends was quite difficult‚ especially when our friends lived in different part of the city. Currently we need only a few minutes
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The best moment in my life was my childhood. When I was nine� I used to visit my grandma every Sunday afternoons. There I played with my cousins� until we got tired. Our favourite games were: hide and seek and tag. After ‚ all my family used to eat out‚ especially pizza or French fries with sausages :�salchipapas�. On Saturday afternoons� I used to skate and ride bicycles� with my cousins in parks . In Christmas ‚ my family� exchanged gifts and participated in speech contests which were sponsored
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A. Role of Chemistry in Society Applications of chemical science have contributed significantly to the advancement of human civilization (1‚ 2‚ 3). With a growing understanding and ability to manipulate chemical molecules‚ the post-World War II chemist was considered a societal problem solver. They synthesized crop-enhancing agricultural chemicals to ensure a constant and viable food supply. They played a significant role in the eradication of deadly diseases by developing life-saving pharmaceuticals
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Lord Rayleigh and Sir William Ramsey succeeded in proving that there must exist a previously unknown gas in the atmosphere. They subsequently worked in their separate laboratories on this problem but communicated the results of their labors almost daily. At the meeting of the British Association in August 1894‚ they announced the discovery of Argon. They found the gas by isolating a small sample of the nonreactive portion of atmospheric nitrogen; once all the oxygen and nitrogen were removed from
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Appendix APPENDIX 1 Chemical tests for functional groups Homologous series/ Typical compound Functional group(s) Alkanes CH3CH3 ethane C – C and C–H Alkenes CH2 = CH2 ethene C=C Chemical tests/Observations Add liquid bromine in ultraviolet light (or sunlight): White fumes of HBr liberated; decolourisation of bromine occurs slowly (a) Add Br2 in CCl4 at room temperature: Decolourisation of bromine occurs immediately CH2 = CH2 + Br2 → CH2BrCH2Br (b) Add acidified
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how chemistry affects us today. Our entire universe is made up of matter which is constantly changing forms and evolving into other forms of energy. Most people have chosen to write their essay about how chemistry has played an important role in everyday life. The simple fact is that chemistry plays an important role in every person’s daily activities from the moment we’re born. Chemistry is the branch of science that deals with the structure of organic and inorganic matter( any substance or organism
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