Chemistry and Matter Rich McConnell‚ CH-201 Grantham University Chemistry and Matter 1. A scientist who is trying to make an insecticide that is more toxic to mosquitoes than to humans would be involved in ________. 1. Basic research 2. Applied research 3. Technology 4. Serendipity 2. How is chemistry defined? Science can be looked at like at tree‚ within this tree there are different branches one of which is Chemistry which studies composition and properties of matter and the changes they go through
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credit‚ • when you present research materials‚ do it truthfully‚ completely‚ and without bias In a more general sense‚ honesty is about taking responsibility for your actions. In the academic and business worlds‚ there is little that is done that does not rely on the prior work of others. Truly unique research or idea creation is extremely rare. It is important then to recognize the sources of the ideas‚ facts‚ and other research material that provides the basis for our work. Deciding exactly
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CHAPTER 5 STATES OF MATTER INTERMOLECULAR FORCES Intermolecular forces are the forces of attraction and repulsion between interacting particles (atoms and molecules). Attractive intermolecular forces are known as van der Waals forces. van der Waals forces include dispersion forces or London forces‚ dipole-dipole forces‚ and dipole-induced dipole forces. A particularly strong type of dipole-dipole interaction is hydrogen bonding. Dispersion Forces or London Forces Observed between non-polar molecules
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Chapter 15: • Matter is anything that has mass and takes up space. – Ex: Your textbook‚ you‚ your pen/pencil‚ air‚ etc. • Classification systems are used all the time to organize objects. – Ex: The Periodic Table of Elements‚ organizing your locker‚ your clothes‚ etc. • In order to make the study of matter easier to understand‚ scientists have developed ways to classify matter. • The properties of materials can be used to classify them into general categories. – Ex: Pure substances‚ elements
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Unit 1 Notes Chapter 3 Matter Observation v. Inference • Observation: • Quantitative or qualitative • ___________________________________________________ • Inferences: • Something that you know from ____________________________ • Ex. “made of wood”‚ “wax” Physical v. Chemical Properties • Physical Properties: • Can be observed without changing the chemical makeup of a substance • Examples: • Chemical Properties: • Describes a chemical change & the kinds of chemical reactions that
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Money Matters It’s no secret that schools in high-income communities are better than those in low- income communities‚ or the fact that students are being better prepared for desirable jobs. It’s astonishing to learn how huge the difference in education from wealthy communities and those from a poor community. In “Social Class and the Hidden Curriculum of Work” by Jean Anyon‚ Anyon observes five different schools for a whole school year of fifth graders; two working class schools‚ one middle-class
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Catherine Wright 12-12-14 English 1010 Prof. Dickinson Final Paper Matters of the Mind There are four students in front of you. The first student‚ Jessica‚ is bright eyed and ready to learn. She has her pencils lined up on the desk and her notebooks are stacked neatly. It looks like she got up early to do her hair and makeup perfectly. The second student‚ Tyler‚ looks like he didn’t get much sleep last night and is having trouble focusing. Wearing what appears to be yesterday’s dirty clothes
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can’t express. In A Temporary Matter‚ The snow that falls simply after Shukumar and Shoba come back to trustworthiness straightforwardly identifies with the fallbetween the characters. In The Treatment of Bibi Haldar‚ the changing seasons demonstrates the life of the harried principle character. In the fall‚ Bibi is avoided and in the winter she is disconnected. In the spring‚ she is pregnant and rises up out of her wretchedness.
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MANNERS MATTER! Try four easy ways to teach kids how to behave © 2002 By Dr. Charles Fay In all parts of their lives‚ children with great manners have a powerful advantage over those who do not. They make friends easier‚ get along better with their teachers‚ and eventually make much better employees and spouses. Here are four techniques that will give your child this life-long gift: Tip No. 1: Make a list Sit down with your kids and make a list of the specific behaviors polite people
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Assess the global role and local impact of multinational companies. A multinational company is often defined as a corporation whose operations and investments are broaden across a number of countries. They are also referred to as transnational companies. Therefore given this definition it would be expected that if a company operates over such a large territory that it would indeed have many effects and impacts‚ locally and globally‚ and its role would also be quite significant as it can have a direct
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