Ionic and Covalent bonding (WLC)
... • Metals are good conductors of electricity because these 'free' electrons carry the charge of an electric current when a potential difference (voltage!) is applied across a piece of metal. Metals are also good conductors of heat. This is also due to the free moving electrons. Non-metallic solids co ...
... • Metals are good conductors of electricity because these 'free' electrons carry the charge of an electric current when a potential difference (voltage!) is applied across a piece of metal. Metals are also good conductors of heat. This is also due to the free moving electrons. Non-metallic solids co ...
Document
... 4. A sample consisting of 1.00 mol of perfect gas molecules, for which Cv,,m= 3R/2, initially at Pi = 120 kPa and Ti = 300 K, is heated reversibly to 350 K at constant volume. Calculate the final pressure Pf, ΔH, ΔU, q, and w. ...
... 4. A sample consisting of 1.00 mol of perfect gas molecules, for which Cv,,m= 3R/2, initially at Pi = 120 kPa and Ti = 300 K, is heated reversibly to 350 K at constant volume. Calculate the final pressure Pf, ΔH, ΔU, q, and w. ...
matter
... Play video and have students take graded quiz as a class, then go through powerpoint. Have students copy definitions of elements, compounds and mixtures, and have them turn in definitions with classification activity to their science teacher. ...
... Play video and have students take graded quiz as a class, then go through powerpoint. Have students copy definitions of elements, compounds and mixtures, and have them turn in definitions with classification activity to their science teacher. ...
Chemical Bonding Notes for 2016
... IONS • When an atom loses (or gives away) its electrons, it becomes a positively charged. • This is known as a CATION. • Metals commonly form positive ions. ...
... IONS • When an atom loses (or gives away) its electrons, it becomes a positively charged. • This is known as a CATION. • Metals commonly form positive ions. ...
Matter and Its Changes
... All matter around you is composed of one element or a combination of elements ...
... All matter around you is composed of one element or a combination of elements ...
Solution
... For example at 10 Co and 0.9 atm the calculated volume of the ideal gas 25.78 L while in the laboratory and under the same conditions we can measure the real gas volume which is 25.69 L. By increasing the temp to 20 Co and decreasing the pressure to 0.7 atm the calculated volume of ideal gas is 34. ...
... For example at 10 Co and 0.9 atm the calculated volume of the ideal gas 25.78 L while in the laboratory and under the same conditions we can measure the real gas volume which is 25.69 L. By increasing the temp to 20 Co and decreasing the pressure to 0.7 atm the calculated volume of ideal gas is 34. ...
Honors Review for Semester 1 Final 2014
... 7. What is a pure substance? Give examples. 8. What is the difference between a homogeneous mixture and a heterogeneous mixture? 9. See figure3.6- 3.8 for filtration techniques. Questions from the text: 5, 8, 13, 14, 18, 21-24, 30, 32-35, 54, CHAPTER 4: Major concepts/Vocabulary 1. The story of the ...
... 7. What is a pure substance? Give examples. 8. What is the difference between a homogeneous mixture and a heterogeneous mixture? 9. See figure3.6- 3.8 for filtration techniques. Questions from the text: 5, 8, 13, 14, 18, 21-24, 30, 32-35, 54, CHAPTER 4: Major concepts/Vocabulary 1. The story of the ...
AST1100 Lecture Notes
... When the inner core consisting mainly of neutrons becomes degenerate, the collapse is suddenly stopped, the core bounces back and an energetic shock wave is generated. This shock wave travels outwards from the core but is blocked by the massive and dense ’iron cap’, the outer core, which is in free ...
... When the inner core consisting mainly of neutrons becomes degenerate, the collapse is suddenly stopped, the core bounces back and an energetic shock wave is generated. This shock wave travels outwards from the core but is blocked by the massive and dense ’iron cap’, the outer core, which is in free ...
Exercised Review for Test
... 15. The nonmetals in Groups 5A, 6A, and 7A a. lose electrons when they form ions. b. form positively charged ions. c. form ions with charges of 3–, 2–, and 1–, respectively. d. form ions with a numerical charge equal to their group number. 16. Among the following, which atom is most likely to form a ...
... 15. The nonmetals in Groups 5A, 6A, and 7A a. lose electrons when they form ions. b. form positively charged ions. c. form ions with charges of 3–, 2–, and 1–, respectively. d. form ions with a numerical charge equal to their group number. 16. Among the following, which atom is most likely to form a ...
Electrophilic Additions to Double Bonds
... mathematical theory of a large part of physics and the whole of chemistry are thus completely known, and the difficulty is only that the exact application of these laws leads to equations much too complicated to be soluble. It therefore becomes desirable that approximate practical methods of applyin ...
... mathematical theory of a large part of physics and the whole of chemistry are thus completely known, and the difficulty is only that the exact application of these laws leads to equations much too complicated to be soluble. It therefore becomes desirable that approximate practical methods of applyin ...
Chapter 8 Notes - Bonding: General Concepts 8.1 Types of
... 1. Experiments show that all N-O bonds are equal 2. A single Lewis structure cannot represent the nitrate ion 3. A resonance structure is drawn by writing the three variant structures, connected by a double-headed arrow B. Resonance 1. When more than one valid Lewis structure can be written for a pa ...
... 1. Experiments show that all N-O bonds are equal 2. A single Lewis structure cannot represent the nitrate ion 3. A resonance structure is drawn by writing the three variant structures, connected by a double-headed arrow B. Resonance 1. When more than one valid Lewis structure can be written for a pa ...
File
... A cuff is wrapped around the arm and inflated until the cuff stops the blood flow in your artery. A valve lets some of the air out of the cuff which allows blood to start flowing. A stethoscope is used to listen to the blood flowing/rushing back through the artery. The first thumping sound is call ...
... A cuff is wrapped around the arm and inflated until the cuff stops the blood flow in your artery. A valve lets some of the air out of the cuff which allows blood to start flowing. A stethoscope is used to listen to the blood flowing/rushing back through the artery. The first thumping sound is call ...
AST1100 Lecture Notes
... When the inner core consisting mainly of neutrons becomes degenerate, the collapse is suddenly stopped, the core bounces back and an energetic shock wave is generated. This shock wave travels outwards from the core but is blocked by the massive and dense ’iron cap’, the outer core, which is in free ...
... When the inner core consisting mainly of neutrons becomes degenerate, the collapse is suddenly stopped, the core bounces back and an energetic shock wave is generated. This shock wave travels outwards from the core but is blocked by the massive and dense ’iron cap’, the outer core, which is in free ...
Lecture 38
... Strong nuclear force binds nucleons together. Weak nuclear force is responsible for radioactivity. ...
... Strong nuclear force binds nucleons together. Weak nuclear force is responsible for radioactivity. ...
Gases - Teacher Notes
... R = Gas Constant (0.0821 L atm /mol K) T = Temperature (K) Ideal gas law calculations are favored at low pressures and high temperatures Tells you about a gas NOW. The other laws tell you about a gas when it changes. ...
... R = Gas Constant (0.0821 L atm /mol K) T = Temperature (K) Ideal gas law calculations are favored at low pressures and high temperatures Tells you about a gas NOW. The other laws tell you about a gas when it changes. ...
Introductory Chemistry: A Foundation FOURTH EDITION by Steven
... • Matter is the part of the universe that has mass and volume • Energy is the part of the universe that has the ability to do work • Chemistry is the study of matter – The properties of different types of matter – The way matter behaves when influenced by other matter and/or energy ...
... • Matter is the part of the universe that has mass and volume • Energy is the part of the universe that has the ability to do work • Chemistry is the study of matter – The properties of different types of matter – The way matter behaves when influenced by other matter and/or energy ...
9/6/12
... - Pure substances that are not elements are compounds. Compounds are composed of more than one kind of atom. o Example: carbon dioxide - There may be easier ways of preparing them, but compounds can be made from their elements. - Compounds can be broken down into their elements, often with difficult ...
... - Pure substances that are not elements are compounds. Compounds are composed of more than one kind of atom. o Example: carbon dioxide - There may be easier ways of preparing them, but compounds can be made from their elements. - Compounds can be broken down into their elements, often with difficult ...
The Atomic Theory, and the Structure of Matter
... Substances that are composed of molecules are called molecular compounds. Many non-metals form compounds with other non-metals. When this occurs there is no transfer of electrons between the two atoms instead they share electrons forming a covalent bond. Although bond between atoms are strong, bonds ...
... Substances that are composed of molecules are called molecular compounds. Many non-metals form compounds with other non-metals. When this occurs there is no transfer of electrons between the two atoms instead they share electrons forming a covalent bond. Although bond between atoms are strong, bonds ...
How Do Gases Behave?
... Charles did the original work, which was verified by Gay-Lussac. They observed that if the pressure is held constant, the volume V is equal to a constant times the temperature T, or: V / T= constant ...
... Charles did the original work, which was verified by Gay-Lussac. They observed that if the pressure is held constant, the volume V is equal to a constant times the temperature T, or: V / T= constant ...
Unit - eBoard
... Electron Cloud Concept of Probability Heisenberg Uncertainty Principle Compare/Contrast Bohr vs. Schrodinger Quantum Numbers Principal Quantum # (n) – main energy levels Orbital Quantum # - shapes – s,p,d,f ...
... Electron Cloud Concept of Probability Heisenberg Uncertainty Principle Compare/Contrast Bohr vs. Schrodinger Quantum Numbers Principal Quantum # (n) – main energy levels Orbital Quantum # - shapes – s,p,d,f ...
states of matter
... forces are predominant. This is so because London forces increase as the number of electrons in a molecule increases and in this case number of electrons is increasing from HCl towards HI. ...
... forces are predominant. This is so because London forces increase as the number of electrons in a molecule increases and in this case number of electrons is increasing from HCl towards HI. ...
equilibrium and activation energy
... reactions, while lowering the temperature slows down the reactions. ...
... reactions, while lowering the temperature slows down the reactions. ...
Atom QuizO
... B.) An atom of the same element that have a different number of neutrons C.) An element that has a negative charge D.) A subatomic particle that has no ...
... B.) An atom of the same element that have a different number of neutrons C.) An element that has a negative charge D.) A subatomic particle that has no ...
Chapter 1-3
... This involves applying and combining ‘familiar’ physics from many different areas (e.g. thermodynamics, nuclear physics) under extreme circumstances (high temperature, high density), which is part of what makes studying stellar evolution so fascinating. What exactly do we mean by a ‘star’? A useful ...
... This involves applying and combining ‘familiar’ physics from many different areas (e.g. thermodynamics, nuclear physics) under extreme circumstances (high temperature, high density), which is part of what makes studying stellar evolution so fascinating. What exactly do we mean by a ‘star’? A useful ...