Physical Chemistry Flashcards

Chemistry Chapter 1 Flashcard

Chemistry the study of the composition, structure, and properties of matter, the processes that matter undergoes, and the energy changes that accompany these processes Organic Chemistry the study of most carbon-containing compounds Inorganic Chemistry the study of non-organic substances, many of which have organic fragments bonded to metals (organometallics) Physical Chemistry the study of the […]

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Chemistry Chapter 1 Questions And Answers

chemistry study of the composition, structure, and properties of matter, the process that matter undergoes, and the the energy changes that are accompany in these processes organic chemistry study of most carbon containing compounds inorganic chemistry study of non-organic substances, many of which have organic fragments bonded of metals physical chemistry study of properties and […]

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Physical Chemistry Equations

Ideal Gas Law pV = nRT pVm = RT pV = NKbT Boyle’s Law p ∝ 1/V Charles’ Law p∝T Change in momentum per collision 2m (x) Collision volume A(x)∆t Number of molecules colliding with a wall in a time ∆t [A(x)∆t*n*Na] / 2V – where A is the area of the wall, divide by […]

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Spanish 1B Unit 4

el boligrafo pen la calcudora calculator la carpeta folder la computadora computer el cuaderno notebook el diccionario dictionary el lapiz/los lápices pencil/pencils la mochila backpack mucho(a) a lot of, much muchos(as) a lot of, many ¿Necesitas algo para el colegio/la clase de arte? Do you need anything for school/art class? No, no necesito nada No, […]

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Chemistry – Physical Chemistry Test Questions

What are nucleons and where are they found? Protons and neutrons, found in the nucleus What is the relative charge and mass of a proton, electron and neutron? Proton -> +1 (charge), 1 (mass) Electron -> -1 (charge), 1/1840 (mass) Neutron -> 0 (charge), 1 (mass) How are protons and neutrons held together? By strong […]

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Physical And Chemical Changes Terms

Rusting Iron Chemical change Melting Ice Physical change Formation of stalagmites in a cave Physical change Fertilizing a lawn Chemical change What are the five signs or symptoms of a chemical change? Production of an odor, change in color, change in temperature/ production of light, formation of a gas/ bubbles, and formation of a solid […]

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Chemistry Chapter 17 – Davidson

What are the ways in which energy change can occur? Energy changes occur as either heat transfer or work, or a combination of both What happens to the energy of the universe during a chemical or physical process? During any chemical or physical process, the energy of the universe remains unchanged On what factors does […]

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Inorganic And Physical Chemistry Test Questions

Give 3 examples of electromagnetic radiation X-rays, TV and RF signals What does wave length vary between? 10 to the power of -14 and 10 to the power of 14 What is the speed of all electromagnetic waves? 3X10 to the power of 8 What is frequency? The number of complete waves passing a point […]

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equations physical chemistry

vanderwaals interaction v = -1/r^6(cuu + cuu* +cdisp) multiply by na to get per mole average kinetic energy of translation of a particle Etrans=3/2KT energy of translation per mole Etrans,m = 3/2K×nA×T k×nA=R gas constant Etrans,m=3/2RT dispersion interaction v=-3/2 polarizability vol1 x vol2 × (ionization potential 1 ×potential 2/I1 +I2) ×1/r^6 gas epsilonetrans charge charge […]

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Physical Chemistry 8: Thermodynamics

Enthalpy change of formation 1. Standard enthalpy change when 2. one mole of the compound is formed 3. from its elements under 4. standard conditions and standrard states Standard conditions: 298K and 100kpa Eg: Na (s) + 0.5Cl2 (g) → NaCl (s) Enthalpy of atomisation/ sublimation for solid metal 1. Standard enthalpy change when 2. […]

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GAMSAT Physical Chemistry

What is the phase change for a liquid in an endothermic process? To gas What substance has more than one liquid form? Helium What is the equation m x s x change in temp, used to measure? The energy required to change the temperature in a phase How to you calculate the energy needed to […]

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Physical Chemistry Exam 2 Test Questions

Enthalpy a thermodynamic quantity equivalent to the total heat content of a system. H=U+PV Molar Heat Capacity The amount of (heat) energy necessary to raise the temperature of one mole of a substance by 1K Internal Pressure (πT) a measure of how the internal energy of a system changes when it expands or contracts at […]

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AP Biology: Ch 6 Metabolism: Energy and Enzymes – Mader

energy the ability to do work or bring about change kinetic energy Energy of motion potential energy energy that is stored chemical energy A form of potential energy that is stored in chemical bonds between atoms. mechanical energy the energy associated with the motion and position of everyday objects heat The energy transferred between objects […]

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Physical Chemistry: Quantum Mechanics – Exam I Material

Define statistical thermodynamics. Statistical thermodynamics ties classical thermodynamics to what is known about molecules, through averages over many different molecules. Define correspondence principle. The correspondence principle is the idea that as object get larger and larger, quantum mechanics must turn into classical mechanics. True or False: Quantum mechanics is an empirical theory. True What are […]

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Unit 2 Matter and Change

matter anything that has mass and takes up space element a substance that cannot be separated or broken down into simpler substancesby chemical means; all atoms of an element have the same atomic number atom the smallest unit of an element that maintains the properties of that element compound a substance made up of atoms […]

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Physical Chemistry Terminology

Microstate the instantaneous positon,momentum and internal state of all the particles in a system or the wave function for the entire system Ensemble a collection of microstates with a given macroscopic state of a system. One can also imagine a very large number of replicas of the system, all with the same macroscopic initial conditions. […]

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Chem- Chapter 2 Physical/chemical changes and properties

Physical Property A property that can be observed/measured without alterting the identity of the substance. Examples of Physical Properties -volume -density -mass -ductility -size -Temperature -odor -luster -texture -malleable -boiling/freezing/melting point -solubility Chemical Properties Characteristics that can be measured/observed with altering the composition of the substance. Examples of Chemical Properties -baking/cooking -flammable -combustible Physical Changes […]

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2B Physical Chemistry

particle a tiny substance/portion of matter energy the ability to make something happen; it cannot be created nor destroyed, only transferred. Anything above -273 degrees C has internal _________ solids state of matter where particles are in fixed, regular positions liquid state of matter where particles are close together and touching but they can move […]

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GAMSAT Physical Chemistry: Reaction Rates and Equilibrium

Rate of reaction (Definition and Formula) the change in concentration of substance X over the time it took for substance X to undergo this change Rate = change in [X]/change moles/L/s Is Rate concentration dependent? yes How does concentration effect the rate of a reaction? Change in concentration is linked to change in reaction rate […]

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Physical chemistry (as)

Compared to electrons and protons what mass are electrons 1/1840th Relative atomic mass The average mass of an element relative to 1/12th the mass of an atom of carbon-12 How many particles does 1 mole contain 6.023 x 10^23 Stages in TOF MS Ionisation, acceleration, ion drift, detection How are atoms ionised Bombarded with high […]

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Chemistry #3 physical vs chemical properties

What are physical properties? Properties of matter that does not change the chemical nature. determined without destroying matter observe with our senses. What are chemical properties? properties of matter that do change the chemical nature. matter will be changed into a new substance after the reaction 5 SENSES= physical properties Examples of physical properties… luster […]

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