Covalent Compound: Cocaine Cocaine‚ also known as coke‚ is a covalent compound‚ which are molecules that consist of groups of atoms held together by covalent or coordinate bonds. In the United States cocaine is an illegal drug because of the harm it does to a human’s body. It has been used for many years for many different reasons by many different people. Cocaine and it’s leaves‚ which are found on the plant of the Erythroxylen coca (cocaine.org)‚ originated by the South American Indians who have
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Identifying Organic Compounds 2. Purpose/Problem: I am doing this experiment to find out what kind of organic compounds are in test tubes A‚ B‚ C and D. I am curious to know if substance D was the lipid because it seemed thin and had a slightly yellow tint of color to it. 3. Research: In my research I was informed about facts and appearances of lipids. First of all lipids are non-polar compounds‚ thus they won’t dissolve in water. This is also known as being hydrophobic. They are made with one
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Chemistry revision Atoms elements and compounds Atom-the smallest part of an element that can still be recognized as an element Element-a substance made up of only one type of atom. An element cannot be broken down chemically into any simpler substance Nucleus-middle of the atom‚ which contains protons and neutrons Electron-tiny particle‚ which surrounds the nucleus with a negative charge Compound-when two elements react and combine together which contain more than one element. There
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Quaternary ammonium compounds‚ QAC‚ are ingredients found in household products such as fabric softeners‚ detergents‚ disinfectants‚ and hair products that consist of dialkyldimethylammonium compounds (DADMC)‚ benzylalkyldimethylammonium compounds (BAC) and alkyltrimethylammonium compounds (ATMAC) (Li and Brownawell 2010). While trying to find the reason why these rivers keep getting contaminated‚ Brownawell found out that the wastewater areas found in surficial sediments around the Hudson River
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COMPOUND INTEREST ASSIGNMENT - 1 1. Mr. Dubey borrows Rs 1‚00‚000 from State Bank of India at 11% per annum compound interest. He repays Rs 41‚000 at the end of first year and Rs 47‚700 at the end of the second year. Find the amount outstanding at the beginning of the third year. 2. What sum of money will amount to Rs 9261 in 3 years at 5% per annum compound interest? 3. The simple interest on a sum of money for 2 years at 4% per annum is Rs 340. Find (i) the sum of money and (ii) the compound
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13.1 Compound Interest • Simple interest – interest is paid only on the principal • Compound interest – interest is paid on both principal and interest‚ compounded at regular intervals • Example: a $1000 principal paying 10% simple interest after 3 years pays .1 3 $1000 = $300 If interest is compounded annually‚ it pays .1 $1000 = $100 the first year‚ .1 $1100 = $110 the second year and .1 $1210 = $121 the third year totaling $100 + $110 + $121 = $331 interest 13.1 Compound Interest Period
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Yentl Smith BIOL 3810-504 Compound Action Potentials Date Performed: 15FEB2011 Date Due: 01MAR2011 Introduction Neurons are the cells that receive and transmit electrical signals (University of North Texas‚ 2010). The ability of the neuron to conduct these impulses is because of an electrochemical voltage across the plasma membrane of that neuron. An action potential is an all or nothing response to a stimulus along a single axon. A compound action potential is a graded response that
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|Compound Microscope Parts | |[pic] | |A high power or compound microscope achieves higher levels of magnification than a stereo or low power microscope. It is used to view smaller | |specimens such as cell structures which cannot be seen at lower
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_DARIA ZAGREBA‚ 3AA_ _TASK 1_ The word BEGGARLY can be segmented into two morphemes: beggar- + -ly. Semantically beggar- is a root-morpheme; -ly is an affix. Structurally beddar- is a free morpheme; -ly is a bound morpheme. The word POSTMAN can be segmented into two morphemes: post- + man-. Semantically post- and man- are root-morphemes. Structurally post- and man- are free morphemes. The word SHORTEN can be segmented into two morphemes: short- + -en. Semantically short- is a root-morpheme;
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Complex and compound sentences Compound sentence O A compound sentence is a sentence with two or more independent clauses joined by: O a comma followed by a coordinating conjunction (and‚ but‚ or‚ nor‚ for‚ yet‚ so): The dog barked‚ and the cat yowled. O a semicolon: The dog barked; the cat yowled. Important Definitions O Independent Clause: O A group of words that makes a complete statement. It can stand alone as a sentence O Coordinating Conjunction: O A word that is used with a comma to
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