JEET SCIENCE ACADEMY CHOWK AZAM (LAYYAH) TIME 2.5 Hr CHEMISTRY 1st YEAR CH # 1‚2‚9‚10 Marks: 85 G.Super . 1 Name…………………………………………...... Objective ROLL NO. ………………………………. Q.NO.1. Encircle the correct answer? (1×17=17) 1. Atoms of which one of the follelement have independent existance: (A) Flourine (B) Krypton (C ) Oxygen (D) Nitrogen 2.18g glucose is dissolved
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to a specific audience or your general community)‚ and should summarize all of the important research and findings. The presentation should include: detailed explanation of how smoke detectors and carbon monoxide detectors work and suggestions for use (number‚ mounting locations‚ etc.) specific explanations of how different fire extinguishers (at least three types) work‚ advantages and disadvantages of each type‚ and effectiveness of each extinguisher fire safety facts‚ equipment‚ or strategies
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roles within the household. I am carrying out this study because I have noticed that the women are doing most of the household tasks in my immediate family. I am curious to find out how other families share household tasks. I intend to find out if household tasks are shared equally between men and women in the house. Based on the information I gathered‚ I will prove my hypothesis that women are still performing the majority of household tasks and that the division of household tasks is based on
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Chemistry Review (mid-term) 1. Use the equation for atomic mass to answer the following questions. (http://johnheilchem10.escuelacampoalegre.wikispaces.net/file/view/average+atomic+mass+calculations+-+3.pdf) 1. Argon has three naturally occurring isotopes: argon-36‚ argon-38‚ and argon-40. Based on argon’sreported atomic mass‚ which isotope do you think is the most abundant in nature? Explain. 2. Copper is made of two isotopes. Copper-63 is 69.17% abundant and it has a mass of 62.9296 amu.
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growing up in single parent households are increasing annually (Kunz). In comparison to the children that grow up in two parents’ household‚ the educational‚ social and financial limitations are obvious for children from single parent household. The impact of living in a single parent household is clear and far-reaching in several areas of life which includes social behaviors and academic achievement. Researchers have found enough evidence to on single parent households to prove that face increased
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Committee for Victoria Konstantinova Vernon certifies that this is the approved version of the following dissertation: Household Economies of Scale‚ Food Consumption and Intra-Household Allocation of Time Committee: Li Gan‚ Supervisor Daniel Hamermesh Richard Dusansky Douglas Dacy Hong Yan Household Economies of Scale‚ Food Consumption and Intra-Household Allocation of Time by Victoria Konstantinova Vernon‚ dipl.; M.A. Dissertation Presented to the Faculty of the Graduate
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what is known as the ‘Tertiary Sector’ of the economy. This ‘service industry’ is one of 3 other sectors in an economy‚ the 2 other sectors are: secondary sector and primary sector. The primary sector deals with ‘extraction’ such as farming‚ fishing & quarrying. The secondary sector deals with manufacturing and construction. ‘According to the theory the main focus of an economy’s activity shifts from the primary‚ through the secondary and finally to the tertiary sector. Fourastié saw the process as
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influence the household demand at a micro level for consumer goods. 1250 words If the economy is defined as the institution which facilitates the production‚ exchange and consumption of goods‚ then the micro-level economy is that pertaining to individual goods and the factors and behaviours affecting individual products. When these micro level economies come together‚ they combine to create the (macro) economy. Part of the structure of micro economy is the behaviour of households as one of the
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UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS General Certificate of Education Ordinary Level CHEMISTRY Paper 1 Multiple Choice May/June 2005 1 hour Additional Materials: Multiple Choice Answer Sheet Soft clean eraser Soft pencil (type B or HB is recommended) 5070/01 w w w e tr .X m eP e ap .c rs om READ THESE INSTRUCTIONS FIRST Write in soft pencil. Do not use staples‚ paper clips‚ highlighters‚ glue or correction fluid. Write your name‚ Centre number and candidate number on the answer
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Topic 6 Microscopic World II Unit 23 Shapes of molecules Unit 24 Bond polarity and intermolecular forces Key C o ncepts Microscopic World II Shapes of molecules • Covalent molecules with non-octet structures • Shapes of molecules • The VSEPR theory • Molecular crystals of buckminsterfullerene (C60) • Carbon nanotubes Bond polarity and intermolecular forces • Electronegativity and bond polarity • Van der Waals’ forces • Factors affecting the strength
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