Ben Powell

City: Fairfax, VA
University: George Mason University

Posts by Ben Powell:

Chapter 1 – Space Questions And Answers – Flashcards
17 Jan 2018 Flashcards

question Astronomical Unit answer Earth’s average distance from the Sun. question The star Betelgeuse is about 600 light-years away. If it explodes tonight, answer we won’t know about it until 600 years from now. question Could we see a galaxy that is 50 billion light-years away? answer No, because it would be beyond the bounds […]

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Test Answers on study – Flashcard
17 Jan 2018 Flashcards

question level 9 answer organism question level 8 answer organ systems:there are 11 of them question level 7 answer organ: two or more tissues question level 6 answer tissues: there are 4 question what are the four tissues? answer epethelial. connective. muscular. nervous question level 5 answer cell: functional unit question level 4 answer organelles: […]

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Chapters 2 and 6
17 Jan 2018 Flashcards

question Business Process answer an ongoing collection of related activities that create a product or service of value to the organization, its business partners, and/or its customers Ex: managing cash receipts, applying healthcare benefits, collecting sales tax, processing bills of material question Business Process is made up of three elements: answer 1) Inputs: materials, services, […]

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CSCI- chapter 11
17 Jan 2018 Flashcards

question Two lists showing different values for the same data in different places of a database is an example of answer data inconsistency. question Which of the following is NOT a true statement when considering using databases instead of lists? answer Databases are easier to build and maintain than lists. question The field that has […]

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(2E)-4-Bromo-2-pentene C5H9Br structure – Flashcards
17 Jan 2018 Flashcards

Molecular Formula C5H9Br Average mass 149.029 Da Density 1.3±0.1 g/cm3 Boiling Point 119.7±9.0 °C at 760 mmHg Flash Point 22.6±10.2 °C Molar Refractivity 33.0±0.3 cm3 Polarizability 13.1±0.5 10-24cm3 Surface Tension 26.3±3.0 dyne/cm Molar Volume 118.2±3.0 cm3 Experimental data Predicted – ACD/Labs Predicted – EPISuite Predicted – ChemAxon Gas Chromatography Retention Index (Kovats): 758 (estimated with […]

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Drugs, Microbes, Host – Flashcards
16 Jan 2018 Flashcards

question The central problem of drug design is balancing what things? answer Destruction of the infective agent and doing as little harm as possible to the patient. question Doctrine of Signatures answer A historical pharmaceutical system in which it was believed that plants would indicate which body part they were curative agents of, as a […]

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Diseases of the Skin and Eyes – Flashcards
15 Jan 2018 Flashcards

question What does acne include? answer All follicle associated lesions. question What is the causative agent of acne? answer Propionibacterium acnes question How does P. Acnes manifest? answer Digests the oil surplus resulting in local inflammation that can eventually burst the follicle. question Is acne considered a communicable infection? answer No question What is a […]

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Central Place Theory AP Human Geography – Flashcards
15 Jan 2018 Flashcards

question Consumer Services answer Provide services to individual consumers who desire them and can pay for them. i.e. Retail & Wholesale, Health & Social, Education, Leisure & Hospitality, Other U.S. Jobs question Business Services answer Facilitate the activities of other businesses. i.e. Professional, financial, transportation, and information question Public Services answer Provide security and protection […]

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dimethylamide C2H6N structure – Flashcards
13 Jan 2018 Flashcards

Molecular Formula C2H6N Average mass 44.076 Da Density Boiling Point 6.1±3.0 °C at 760 mmHg Flash Point -56.1±8.8 °C Molar Refractivity Polarizability Surface Tension Molar Volume Predicted – ACD/Labs Predicted – EPISuite Predicted – ChemAxon Predicted data is generated using the ACD/Labs Percepta Platform – PhysChem Module Density: Boiling Point: 6.1±3.0 °C at 760 mmHg […]

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Chapter Eight (quiz four) – Flashcards
11 Jan 2018 Flashcards

question Metabolism answer all chemical reactions and physical work of the cell question Functions of Metabolism answer 1. Assembles smaller molecules into larger macro-molecules needed for the cell2. Degrades macro-molecules into smaller molecules and yields energy3. Energy is conserved into the form of ATP or HEAT question Anabolism (biosynthesis) answer Any process that results in […]

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Oxatomide C27H30N4O structure – Flashcards
11 Jan 2018 Flashcards

Molecular Formula C27H30N4O Average mass 426.553 Da Density 1.2±0.1 g/cm3 Boiling Point Flash Point Molar Refractivity 127.4±0.3 cm3 Polarizability 50.5±0.5 10-24cm3 Surface Tension 49.3±3.0 dyne/cm Molar Volume 362.9±3.0 cm3 Experimental data Predicted – ACD/Labs Predicted – EPISuite Predicted – ChemAxon Predicted – Mcule Experimental Physico-chemical Properties Experimental Melting Point: 153.6 °C Jean-Claude Bradley Open Melting […]

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AP Psychology Semester 1 Exam Review – Flashcards
10 Jan 2018 Flashcards

question psychology answer the study of human behavior and mental processes question biological psychology answer a branch of psychology concerned with the links between biology and behavior question independent variable answer the experimental factor that is manipulated; the variable whose effect is being studied question experimental group answer subjects in an experiment to whom the […]

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Mastering Microbiology chapter 1 – Flashcards
09 Jan 2018 Flashcards

question (looking at the pictures of the cheek cells fig. 1.4) The two large cells in this micrograph are classified as eukaryotic cells because…? A) they are stained a particular color. B) they do not have a cell wall. C) they have a nucleus. D) they are much larger than the other cells answer C) […]

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Ap Human Geography Unit 7 Answers – Flashcards
09 Jan 2018 Flashcards

question concentric zone model answer model that argues that urban land use is best represented by a series of rings, earliest urban land use model, BID RENT THEORY, Von Thunen Model question Burgess answer creator of the concentric zone model question Sector model answer model that assumes that cities have highway, the distribution of social […]

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3-Bromopentane C5H11Br structure – Flashcards
07 Jan 2018 Flashcards

Molecular Formula C5H11Br Average mass 151.045 Da Density 1.2±0.1 g/cm3 Boiling Point 118.3±8.0 °C at 760 mmHg Flash Point 31.3±10.4 °C Molar Refractivity 32.9±0.3 cm3 Polarizability 13.0±0.5 10-24cm3 Surface Tension 25.7±3.0 dyne/cm Molar Volume 124.6±3.0 cm3 Experimental data Predicted – ACD/Labs Predicted – EPISuite Predicted – ChemAxon Experimental Physico-chemical Properties Experimental Melting Point: -126 °C […]

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CH 1 – Space – Flashcards
05 Jan 2018 Flashcards

question In Ptolemy’s geocentric model, retrograde motion occurs when the planet is closest to us, on the inside portion of the answer epicycle question According to Copernicus, retrograde motion for Venus must occur around answer inferior conjunction, when it passes between us and the Sun. question Which of these observations of Galileo refuted Ptolemy’s epicycles? […]

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Macro – Chapter 5 – Flashcards
05 Jan 2018 Flashcards

question Macroeconomics concerns… answer … the overall performance of the national economy including how the national economy interacts with other national economies around the world. question Economy answer The structure of economic activity in a community, a region, a country, a group of countries, or the world question Gross Domestic Product (GDP) answer The market […]

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Astronomy Quiz 12 and Chapters 15, 16, & 17 HW – Flashcards
04 Jan 2018 Flashcards

question Which of the following is NOT a distance indicator used in galactic astronomy? answer white dwarfs question (a) Rank the subclasses of spiral galaxies in order of how tightly wound they are: Sa, Sb, Sc. (b) Rank the subclasses of spiral galaxies in order of the size of their nuclei, from smallest to largest: […]

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chemistry ch 14.15.16.18 – Flashcards
04 Jan 2018 Flashcards

question The one aldehyde and the one ketone with a molecular formula of C3H6O are stereoisomers answer false question Aldehydes and ketones both contain a carboxyl group answer false question The VSEPR model predicts bond angles of 180° about the carbonyl carbon of aldehydes and ketones answer false question The carbonyl carbon of a ketone […]

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CIP Study group (FB) – Flashcards
03 Jan 2018 Flashcards

question To receive a FWA (Federal Wide Assurance), non-U.S. institutions: answer International IRBs can’t receive a FWA question The most accurate statement regarding the donation of tissue for research: answer The informed consent process must clarify two main issues: whether the tissue is going to be linked to personal identifiers and whether the tissue will […]

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mesityl azide C9H11N3 structure – Flashcards
02 Jan 2018 Flashcards

Molecular Formula C9H11N3 Average mass 161.204 Da Density Boiling Point Flash Point Molar Refractivity Polarizability Surface Tension Molar Volume Predicted – ACD/Labs Predicted – EPISuite Predicted – ChemAxon Predicted data is generated using the ACD/Labs Percepta Platform – PhysChem Module Density: Boiling Point: Vapour Pressure: Enthalpy of Vaporization: Flash Point: Index of Refraction: Molar Refractivity: […]

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Methane – sulfuric acid (1:1) CH6O4S structure – Flashcards
02 Jan 2018 Flashcards

Molecular Formula CH6O4S Average mass 114.121 Da Density Boiling Point Flash Point Molar Refractivity Polarizability Surface Tension Molar Volume Predicted – ACD/Labs Predicted – ChemAxon Predicted data is generated using the ACD/Labs Percepta Platform – PhysChem Module No predicted properties have been calculated for this compound. Density: Boiling Point: Vapour Pressure: Enthalpy of Vaporization: Flash […]

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