Molecular formula from empirical formula 1) There is a whole number multiple of the empirical formula in the molecular formula MF – (EF) n Molar mass/ empirical formula mass = n EMPRICIAL FORMULA FROM COMBUSTION DATA 1) In a combustion reaction an organism sample is burned in the presence of oxygen and produces CO2 and H2O as main products. 2) A hydrocarbon is a molecule that contains only carbon and hydrogen 3) Combustion analysis of naphthalene‚ a hydrocarbon used in mothballs
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Cell Structure I. Cell History A. Anton Leewenhock (1600s) - first person to observe cells - in pond water‚ using a homemade microscope B. Robert Hooke (1665) - observed many kinds of animal tissue under a microscope - concludes that all animals are made up of cells C. Schwann (1868) - observed many kinds of animal tissue - concludes that all animals are made up of cells D. Schleiden (1869) - observed many kinds of plant tissue - concludes that all plants are made up of cells E. Cell
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Name: _______________________________________ Date: _________________ Per: _____________ Cells: The Basic Unit of Life Directions: Define the key terms and then complete the following Section Reviews after reading through Sections 5.1 through 5.3. You will complete your answers on a separate sheet of paper and then staple this worksheet on top. Vocabulary Words: Cells Cell Wall Prokaryote Chromosome Cell Theory Nucleus Nuclear Envelope Cytoplasm Cell Membrane Eukaryote
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Exercise 7.3 (training!!!) 1. Find the oxidation numbers of the underlined elements in the following species. (a) (e) (i) (m) (q) (u) (y) 2. SO3 PbSO4 CoCl42CrO42SO32Ca(NO3)2 Co(NH3)43+ VO2+ CaH2 KMnO4 SCl2 N2 NaOH (c) (g) (k) (o) (s) (w) HCO3[Al(OH)4]MnO42NO2FeCl3 KOCl (d) (h) (l) (p) (t) (x) H2S2O7 H2O2 Cr2O72K2SO4 CH4 Pt(CO)4 Which of the following equations represent redox reactions? Specify the species being reduced in each case if applicable. (a) (b) (c) (d) NaI(s) + 2K(s) + 2NH3(g)
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CHANGES IN SOCIETY‚ CULTURE AND TECHNOLOGY AND THE CONSEQUENT IMPACT ON HUMAN CAPITAL 2. The changes in society specifically are transformations in society‚ culture and technology. Social changes include any alteration in the society in terms of cause and effect of intra social relations‚ or the institutions of family and marriage and other such cultural aspects. Change is absolutely inevitable and it is largely unplanned. The four major factors encompassing the social changes are:- (a) Change is
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disease to be indoctrinated about. (“Insomnia Facts”) Insomnia presents itself as a compulsory topic in a student’s edification since this subject impacts slumber patterns of the general public and corresponds to three consequential themes unveiled in Biology: Matter and Energy‚ Models and Systems‚ and Science and Its Role in Society. The theme of Matter and Energy states the importance of organisms performing complex chemistry
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Ms. Canto Christian Ed. Biology 4.1 1.) Based on bad interpretation of scripture. It is particularly damaging to your view of Adam and Eve. If this account refers only to metaphoric or mythological characters‚ then it is hard to account for original sin. 2.) Science is based on assumption that the universe is orderly and can be expected to act according to specific and discoverable laws. A view point that is tied directly to a Christian worldview. An ordered lawful universe would seem
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A. franciscana are known to live in high salinity lakes that are often basic (Biology 108 Lab Manual 2015). Furthermore‚ A. franciscana feed on photosynthetic phytoplankton which inhabit areas of light availability but are also more susceptible to predation in highly-lit areas (Biology 108 Lab Manual 2015). Also‚ A. franciscana can withstand a broad range of temperature except extreme values may affect survival (Biology 108 Lab Manual 2015). In this experiment‚ the habitat
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Certificate of Authenticity This is to certify that “K.SANTHOSH KUMAR” a student of class 12th has successfully completed the research product on the topic “HUMAN EVOLUTION” Under the guidance of Mrs. KALPANADEVI (PGT BIOLOGY) This project is absolutely genuine and does not indulge in plagiarism of any kind. This reference taken in making this project has been declared at the end of this project. Signature {Teacher
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My interest in Chemistry and Biology throughout my high school education has led me to apply for college courses in these areas. These are my strongest subjects and the ones in which I feel most capable. My interest in Biology‚ in particular‚ has stemmed from my vocation with domestic dogs. I have trained and helped with the treatment of injured dogs. From an early age and up to 2008‚ I’ve owned a German-Sheppard myself‚ which I trained from harming people and good behavioral manners. My experiences
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