Ben Powell

City: Fairfax, VA
University: George Mason University

Posts by Ben Powell:

Dimethyl(vinyl)silanol C4H10OSi structure – Flashcards
14 Dec 2017 Flashcards

Molecular Formula C4H10OSi Average mass 102.207 Da Density 0.8±0.1 g/cm3 Boiling Point 106.8±9.0 °C at 760 mmHg Flash Point 18.4±18.7 °C Molar Refractivity 30.6±0.3 cm3 Polarizability 12.1±0.5 10-24cm3 Surface Tension 18.9±3.0 dyne/cm Molar Volume 122.9±3.0 cm3 Predicted – ACD/Labs Predicted – EPISuite Predicted – ChemAxon Predicted data is generated using the ACD/Labs Percepta Platform – […]

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Understanding Human Communication Ch. 5 – Flashcards
14 Dec 2017 Flashcards

question Nonverbal Communication answer messages expressed through non linguistic means. question four key characteristics of nonverbal communication answer 1. It always exist – specially face to face 2. You cannot avoid communicating none verbally 3. It is more ambiguous than verbal communication; it is vague 4. It is primarily relational; can be interpreted in many […]

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Chem Final Test Answers – Flashcards
14 Dec 2017 Flashcards

question The correct name for CaH2 is answer Calcium hydride question The correct name for N2O5 is answer dinitrogen pentoxide question The correct name for HClO3 is answer chloric acid question The correct formula for molybdenum(IV) hypochlorite is answer Mo(ClO)4 question When the following equation is balanced, Ca(s) + H2O(l) –> Ca(OH)2(aq) + H2, the […]

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Tris[4-(dimethylamino)phenyl]methylium C25H30N3 structure – Flashcards
13 Dec 2017 Flashcards

Molecular Formula C25H30N3 Average mass 372.525 Da Density Boiling Point Flash Point Molar Refractivity Polarizability Surface Tension Molar Volume Experimental data Predicted – ACD/Labs Predicted – EPISuite Predicted – ChemAxon Experimental Physico-chemical Properties Experimental Melting Point: 215 °C Jean-Claude Bradley Open Melting Point Dataset 16372 Predicted data is generated using the ACD/Labs Percepta Platform – […]

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2,3-Dichlorobutanal C4H6Cl2O structure – Flashcards
13 Dec 2017 Flashcards

Molecular Formula C4H6Cl2O Average mass 140.996 Da Density 1.2±0.1 g/cm3 Boiling Point 165.6±20.0 °C at 760 mmHg Flash Point 60.8±22.3 °C Molar Refractivity 30.4±0.3 cm3 Polarizability 12.0±0.5 10-24cm3 Surface Tension 30.8±3.0 dyne/cm Molar Volume 115.4±3.0 cm3 Predicted – ACD/Labs Predicted – EPISuite Predicted – ChemAxon Predicted data is generated using the ACD/Labs Percepta Platform – […]

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Chapters 22-25 – Flashcards
12 Dec 2017 Flashcards

question 1) Catastrophism, meaning the regular occurrence of geological or meteorological disturbances (catastrophes), was Cuvier?s attempt to explain the existence of A) evolution. B) the fossil record. C) uniformitarianism. D) the origin of new species. E) natural selection. answer B question 2) Which of the events described below agrees with the idea of catastrophism? A) […]

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SI concentration practice – Flashcards
12 Dec 2017 Flashcards

question The maximum allowed concentration of chloride in a municipal drinking water supply is 102 ppm Cl-. When the supply of water exceeds this limit, it often has a distinctive salty taste. What is this concentration in moles Cl-/liter? answer .002877 question If the density of a 40.0 mass % solution of ethylene glycol (C2H6O2) […]

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Test Answers on Latin America Study Guide – Flashcards
11 Dec 2017 Flashcards

question stimulus diffusion answer the spread of an underlying principle, even though a characteristic itself apparently fails to diffuse. Also, an idea or innovation sparked by an idea that diffused in from another culture. The specific trait may be rejected, but the underlying concept is accepted. question stimulus diffusion answer the spread of an underlying […]

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ship structure final – Flashcards
10 Dec 2017 Flashcards

question equation for stress answer load/area(tensile, compressive, shearing) question ultimate tension for steel (tension & shear) answer tension: 30 sq in shear: 22 sq in question equation for bending moment (fixed beam) answer distance x length question equation for bending moment (concentrated load, unsupported ends) answer mass x length / 4 question equation for bending […]

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benthiocarb C12H16ClNOS structure – Flashcards
09 Dec 2017 Flashcards

Molecular Formula C12H16ClNOS Average mass 257.780 Da Density 1.2±0.1 g/cm3 Boiling Point 350.5±44.0 °C at 760 mmHg Flash Point 165.8±28.4 °C Molar Refractivity 71.0±0.3 cm3 Polarizability 28.1±0.5 10-24cm3 Surface Tension 43.2±3.0 dyne/cm Molar Volume 218.6±3.0 cm3 Experimental data Predicted – ACD/Labs Predicted – EPISuite Predicted – ChemAxon Experimental Physico-chemical Properties Experimental Melting Point: 3.3 °C […]

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Chapter 11: Respiratory system – Flashcards
08 Dec 2017 Flashcards

question What is another term for respiratory distress syndrome? answer Hyaline membrane disease question What is the medical term for a sore throat? answer Pharyngitis question What is the medical term for the common cold? answer Coryza question What is the medical term for hoarseness? answer Dysphonia question Which disease is associated with coal miners? […]

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Triethanolammonium nitrate C6H16N2O6 structure – Flashcards
08 Dec 2017 Flashcards

Molecular Formula C6H16N2O6 Average mass 212.201 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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Material Science – Test 3 – Flashcards
07 Dec 2017 Flashcards

question T or F Viscoelastic deformation is instantaneous, which means that total deformation occurs the instant the stress is applied or released. answer F   Elastic deformation is time independent while Viscoelastic deformation is time dependent.   question What is the relaxation modulus?       What is it’s associated formula? (hint: it’s time dependent) […]

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CGS Practice Exam – Word – Flashcards
06 Dec 2017 Flashcards

question When a table has been added to a word document and it is active, what two tabs are added to the Ribbon? answer Design and Layout question Which key is used to move from cell to cell in a word table? answer Tab question The default line spacing within a Word table is answer […]

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Ethnic Studies 101 Ch.12 – Flashcards
06 Dec 2017 Flashcards

question In 2004, _______ of Asian Americans over age 25 held bachelor’s degrees compared to 29.7% of Whites. answer 48.2% question What is meant by the Filipino concept sa pamilya? answer devotion to family question There are at least 1.3 million Asian Americans in answer California question The media fuels prejudice against Asian Americans with […]

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UNII:0514MAW53A C15H24NO4PS structure – Flashcards
05 Dec 2017 Flashcards

Molecular Formula C15H24NO4PS Average mass 345.394 Da Density 1.2±0.1 g/cm3 Boiling Point 411.5±47.0 °C at 760 mmHg Flash Point 202.7±29.3 °C Molar Refractivity 91.9±0.3 cm3 Polarizability 36.4±0.5 10-24cm3 Surface Tension 42.9±3.0 dyne/cm Molar Volume 298.3±3.0 cm3 Experimental data Predicted – ACD/Labs Predicted – EPISuite Predicted – ChemAxon Experimental Physico-chemical Properties Experimental Melting Point: -12 °C […]

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English milkweed – Flashcards
05 Dec 2017 Flashcards

question The New England Nun answer Louisa Ellis sewing peacefully in her sitting room. It is late afternoon and the light is waning. We see Louisa going about her daily activities calmly and meticulously; she gathers currants for her tea, prepares a meal, feeds her dog, tidies up her house carefully, and waits for Joe […]

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Astro 3 Homework 8 – Flashcards
04 Dec 2017 Flashcards

question In a photo like the Hubble Deep Field (Figure 16.1 in your textbook), we see galaxies in many different stages of their lives. In general, which galaxies are seen in the earliest (youngest) stages of their lives? answer the galaxies that are farthest away question The most basic difference between elliptical galaxies and spiral […]

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AP Human Geography Population Test – Flashcards
04 Dec 2017 Flashcards

question when a country reaches a point where the population exceeds the capacity of the environment to support life at a decent standard of living answer overpopulation question a complete enumeration of a population answer Census question East Asia, South Asia, Eastern North America, and Europe answer Four Clusters of population question 3 most populated […]

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DNA, RNA, Protein Synthesis & Mutations STUDY GUIDE – Flashcards
01 Dec 2017 Flashcards

question DNA answer Deoxyribonucleic acid; the genetic material that carries information about an organism that is passed from parent to offspring and is used by an individual as the recipe for making proteins. It is found it the nucleus & has 2 strands. question Double Helix answer A pair of double helices intertwined and spiral […]

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World Geography Monsoon Asia (41) – Flashcards
01 Dec 2017 Flashcards

question arid answer dry or lacking rainfall; also a climate or climate zone that is hot and dry all year with very little rain question broadleaf evergreen forest answer a vegetation zone of mainly tall trees that remain green all year; also refers to the type of vegetation in this zone question climate answer the […]

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Psychology Chapter 11: Stress, Health, and Human Flourishing – Flashcards
30 Nov 2017 Flashcards

question Stress answer The process by which we perceive and respond to certain events, called stressors, that we appraise as threatening or challenging. question General Adaption Syndrome (GAS) answer Selye’s concept of the body’s adaptive response to stress in three phases–alarm, resistance, exhaustion. question Health Psychology answer A sub-field of psychology that provides psychology’s contribution […]

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