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    Curium Chemistry

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    X-ray Spectrometer (APXS) which measured the abundance of chemical elements in rocks and soils on Mars. 4. it has a melting point of 1340°C Curium was identified by Glenn Seaborg‚ Ralph James and Albert Ghiorso in 1944 at the wartime metallurgical laboratory at the University of Chicago. Its production was the result of helium-ion bombardment of Plutonium-239 in the Berkeley‚ Calif.‚ 60-inch cyclotron. Although curium follows americium in the periodic system‚ it was actually the third synthetically

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    Questions on Chemistry

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    Pa. What is this pressure in atmospheres? 58 kPa = 0.5724atmospheric 9) the vapor pressure of water 0C is 4.579 mm Hg. What is this pressure in pascals? Pressure = 4.579 mmHg x 101325 Pascals/760mmHg Pressure = 463967.175 Pa 10) the laboratory Hg-vacuum system may operate at 1.0x 10 -5 mm Hg. What is this pressure in pascals? -100‚000 Pa 11) how does the kinetic-molecular theory explain why atmospheric pressure is greater altitudes altitude than at higher altitudes? Atmospheric

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    Chemistry Please

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    Lab RepoRt assistant This document is not meant to be a substitute for a formal laboratory report. The Lab Report Assistant is simply a summary of the experiment’s questions‚ diagrams if needed‚ and data tables that should be addressed in a formal lab report. The intent is to facilitate students’ writing of lab reports by providing this

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    as “a strong feeling of affection.” Given the true intensity of feeling‚ the impact love can have on a person is unpredictable and as a result‚ jealousy is often thought to be synonymous with being in love. The poems “Porphyria’s Lover” and “The Laboratory” by Robert Browning‚ although significantly different‚ essentially share the theme of love and jealousy. In both poems‚ readers are introduced to the darker side of romance through male and female speakers so overwhelmed with emotion‚ they turn

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    Organic Chemistry

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    * Introduction to Organic Chemistry Understand the basis of drawing organic structures Depicting 3-D structures in 2-D Most organic compounds have a three-dimensional structure. How do we represent structures on our two-dimensional page? For example‚ methane is a tetrahedral molecule: Bonds in the plane of the paper: Bonds coming towards the observer: (out of the page) Bonds going away

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    Peoples Health and Safety Outcome One 1.1 - Describe how current health and safety legislation‚ policies and procedures are implemented in the setting:- Health and Safety legislation‚ policies and procedures are implemented in the setting I work in‚ in various ways. They apply to employers‚ head teachers and all other members of school staff‚ as well as parents and outside agencies such as Social Workers‚ who come into contact with the school. The Health and Safety At Work Act of 1974 covers

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    Health & Safety

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    Occupational Health and Safety Questions 1. (15 marks) The TLV for carbon monoxide is 35ppm. Define the terms TLV and ppm and calculate them for the following example: Answer: TVL = Term for airborne concentration of a substance‚ below which all workers are believed to be protected while exposed to it day after day for 8-hour periods. PPM = Concentration by volume of one part of a gas‚ or by weight of a liquid or solid‚ per million parts of air or liquid. A mechanic in

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    CYP3.4 - Health and Safety CYP3.4- 1.1 Tell me what you will need to take into account when planning the environment both indoors and outdoors. your answer should include the following: * The individual needs‚ age and abilities of the children and young people * Specific risks to individuals such as pregnancy‚ sensory impairments * The duty of care When planning an environment for children‚ there are certain requirements that must‚ by law be taken into account and ensured to be met by the

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    Chemistry in the kitchen

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    CHEMISTRY IN THE KITCHEN Presented by: Jose Martin Jaca Jerizza Nina Vidal Krysha Jade Pepito Mae Karen Apas Jose Romano Jr. Feb Daphne Kay Ornopia Ma. Trisha Tiffany Uy Chemistry in the Kitchen 1. Growing Food 1.1 Chemicals Needed for Life 1.2 Fertilizers and their Problems 1.3 pH of Soil 1.4 Hunger Problems 2. Cooking 2.1 Physical and Chemical Change 2.2 Effects of Cooking 3. What is Cooking?: Methods of Cooking 3.1 Baking: Chocolate Chip Cookies 3.2 Frying: French Fries

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    Road Safety

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    roads congestion condition in which during rush hours and in urban centers the situation sometimes becomes unbearable. It is at this moment when the safety of the road is least observed‚ since each and every driver thinks on how fast he/she can be saved from the deadlock. Most of rear crash happens where there is congestion on the road.  Road safety is an important topic in the world of transportation and economics at large. In logistics management‚ transport plays a vital role in moving goods and

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