AP Chemistry Summer Packet ANSWERS
... b. 2 N2O5 + 2 H2O → 4 HNO3 c. PCl5 + 4 H2O → H3PO4 + 5 HCl d. CH4 + 4 Br2 → CBr4 + 4 HBr e. C5H10O2 + 9 O2 → 5 CO2 + 5 H2O f. Cr(OH)3 + 3 HClO4 → Cr(ClO4)3 + 3 H2O g. 2 KNO3 → 2 KNO2 + O2 h. La2O3 + 3 H2O → 2 La(OH)3 i. NCl3 + 3 H2O → NH3 + 3 HOCl j. Mg3N2 + 8 HCl → 3 MgCl2 + 2 NH4Cl k. 2AgNO3 + K2S ...
... b. 2 N2O5 + 2 H2O → 4 HNO3 c. PCl5 + 4 H2O → H3PO4 + 5 HCl d. CH4 + 4 Br2 → CBr4 + 4 HBr e. C5H10O2 + 9 O2 → 5 CO2 + 5 H2O f. Cr(OH)3 + 3 HClO4 → Cr(ClO4)3 + 3 H2O g. 2 KNO3 → 2 KNO2 + O2 h. La2O3 + 3 H2O → 2 La(OH)3 i. NCl3 + 3 H2O → NH3 + 3 HOCl j. Mg3N2 + 8 HCl → 3 MgCl2 + 2 NH4Cl k. 2AgNO3 + K2S ...
Here are the answers and work for your summer packet.
... b. 2 N2O5 + 2 H2O → 4 HNO3 c. PCl5 + 4 H2O → H3PO4 + 5 HCl d. CH4 + 4 Br2 → CBr4 + 4 HBr e. C5H10O2 + 9 O2 → 5 CO2 + 5 H2O f. Cr(OH)3 + 3 HClO4 → Cr(ClO4)3 + 3 H2O g. 2 KNO3 → 2 KNO2 + O2 h. La2O3 + 3 H2O → 2 La(OH)3 i. NCl3 + 3 H2O → NH3 + 3 HOCl j. Mg3N2 + 8 HCl → 3 MgCl2 + 2 NH4Cl k. 2AgNO3 + K2S ...
... b. 2 N2O5 + 2 H2O → 4 HNO3 c. PCl5 + 4 H2O → H3PO4 + 5 HCl d. CH4 + 4 Br2 → CBr4 + 4 HBr e. C5H10O2 + 9 O2 → 5 CO2 + 5 H2O f. Cr(OH)3 + 3 HClO4 → Cr(ClO4)3 + 3 H2O g. 2 KNO3 → 2 KNO2 + O2 h. La2O3 + 3 H2O → 2 La(OH)3 i. NCl3 + 3 H2O → NH3 + 3 HOCl j. Mg3N2 + 8 HCl → 3 MgCl2 + 2 NH4Cl k. 2AgNO3 + K2S ...
Chemical Equilibrium
... • The equilibrium constant (K) is the ratio of the mathematical product of the concentrations of substances formed at equilibrium to the mathematical product of the concentrations of reacting substances. Each concentration is raised to a power equal to the coefficient of that substance in the chemic ...
... • The equilibrium constant (K) is the ratio of the mathematical product of the concentrations of substances formed at equilibrium to the mathematical product of the concentrations of reacting substances. Each concentration is raised to a power equal to the coefficient of that substance in the chemic ...
Belarus, National Final, 2001 (PDF 149K).
... d) The zirconium sponge is always contaminated with another metal that is very difficult to remove. What is this metal and why does it remain in the sponge? Problem 9-3. Metals in the solid state form crystal lattices. The unit cell of one such lattice type, the face-centered cubic (fcc), is a regul ...
... d) The zirconium sponge is always contaminated with another metal that is very difficult to remove. What is this metal and why does it remain in the sponge? Problem 9-3. Metals in the solid state form crystal lattices. The unit cell of one such lattice type, the face-centered cubic (fcc), is a regul ...
Solutions Foldable
... Example: 56.87 grams of sodium chloride is added to 200. grams of water. What will be the freezing point of the solution? What will be the boiling point of the solution? ...
... Example: 56.87 grams of sodium chloride is added to 200. grams of water. What will be the freezing point of the solution? What will be the boiling point of the solution? ...
SPRING 2002 Test 2 1. Which of the following statements is
... A. At equilibrium, the concentrations of all species are constant B. The value of the equilibrium constant depends on the temperature C. At equilibrium, the reaction has stopped D. At equilibrium, the forward and reverse reactions are happening at the same rate E. Pure solids are not included in the ...
... A. At equilibrium, the concentrations of all species are constant B. The value of the equilibrium constant depends on the temperature C. At equilibrium, the reaction has stopped D. At equilibrium, the forward and reverse reactions are happening at the same rate E. Pure solids are not included in the ...
advanced chemistry may 2011 marking scheme
... More steam is passed thru’ the gas mixture (synthesis gas) in the presence of iron oxide catalyst to convert carbon monoxide into more hydrogen: CO + H2O → CO2 + H2 (1) and the carbon dioxide is removed by dissolving in water under pressure. (0.5) Accept partial oxidation of methane to CO and H2 by ...
... More steam is passed thru’ the gas mixture (synthesis gas) in the presence of iron oxide catalyst to convert carbon monoxide into more hydrogen: CO + H2O → CO2 + H2 (1) and the carbon dioxide is removed by dissolving in water under pressure. (0.5) Accept partial oxidation of methane to CO and H2 by ...
2015 AP Chemistry Summer Assignment
... 40. Penicillin, the first of a number of antibiotics, was discovered accidentally by the Scottish bacteriologist Alexander Fleming in 1928. He was never able to isolate it as a pure compound. This and similar antibiotics have saved millions of lives that might have been lost to infections. Penicill ...
... 40. Penicillin, the first of a number of antibiotics, was discovered accidentally by the Scottish bacteriologist Alexander Fleming in 1928. He was never able to isolate it as a pure compound. This and similar antibiotics have saved millions of lives that might have been lost to infections. Penicill ...
File
... production of SO3. Assume that one has an equilibrium mixture of these substances. Predict the effect of each of the following changes on the value of the equilibrium constant and on the number of moles of SO3 present in the mixture at equilibrium. Briefly account for each of your predictions. (Assu ...
... production of SO3. Assume that one has an equilibrium mixture of these substances. Predict the effect of each of the following changes on the value of the equilibrium constant and on the number of moles of SO3 present in the mixture at equilibrium. Briefly account for each of your predictions. (Assu ...
Chapter 16 Aqueous Ionic Equilibrium Lecture Presentation
... ions of the “insoluble” salt, decreases the solubility of the “insoluble” salt. • For example, addition of NaCl to the solubility equilibrium of solid PbCl2 decreases the solubility of PbCl2. PbCl2(s) Pb2+(aq) + 2 Cl−(aq) Addition of Cl− shifts the equilibrium to the left. © 2014 Pearson Education ...
... ions of the “insoluble” salt, decreases the solubility of the “insoluble” salt. • For example, addition of NaCl to the solubility equilibrium of solid PbCl2 decreases the solubility of PbCl2. PbCl2(s) Pb2+(aq) + 2 Cl−(aq) Addition of Cl− shifts the equilibrium to the left. © 2014 Pearson Education ...
AP Chemistry Summer Assignment 2016
... check your answers. You must be able to use units correctly in your solutions. Dimensional analysis is recommended for solving these types of problems. 1.) Given 2.50 grams of SO3(g), determine: A) the number of moles present, B) the number of molecules present, C) the number of sulfur and oxygen at ...
... check your answers. You must be able to use units correctly in your solutions. Dimensional analysis is recommended for solving these types of problems. 1.) Given 2.50 grams of SO3(g), determine: A) the number of moles present, B) the number of molecules present, C) the number of sulfur and oxygen at ...
Science24-UnitA-Section3.1-3.2
... Check your Understanding 1. Under each, write what you would say as you read the equation. a. solid zinc + hydrochloric acid → hydrogen gas + zinc chloride ______________________________________________________________________________________ b. ammonium nitrate + sodium hydroxide → ammonium hydroxi ...
... Check your Understanding 1. Under each, write what you would say as you read the equation. a. solid zinc + hydrochloric acid → hydrogen gas + zinc chloride ______________________________________________________________________________________ b. ammonium nitrate + sodium hydroxide → ammonium hydroxi ...
AP Chemistry Summer Assignment
... 76. An open flask contains 0.200 mol of air. Atmospheric pressure is 745 mmHg and room temperature is 68˚F. How many moles are present in the flask when the pressure is 1.10 atm and the temperature is 33˚C? 77. On a warm day, an amusement park balloon is filled with 47.8 g He. The temperature is 33˚ ...
... 76. An open flask contains 0.200 mol of air. Atmospheric pressure is 745 mmHg and room temperature is 68˚F. How many moles are present in the flask when the pressure is 1.10 atm and the temperature is 33˚C? 77. On a warm day, an amusement park balloon is filled with 47.8 g He. The temperature is 33˚ ...
word doc (perfect formatting)
... Questions 5-8 refer to the following descriptions of bonding in different types of solids. a) Lattice of positive and negative ions held together by electrostatic forces b) Closely packed lattice with delocalized electrons throughout giving ability to conduct electricity and permitting ductility c) ...
... Questions 5-8 refer to the following descriptions of bonding in different types of solids. a) Lattice of positive and negative ions held together by electrostatic forces b) Closely packed lattice with delocalized electrons throughout giving ability to conduct electricity and permitting ductility c) ...
Reactions
... 7. Always consult the Activity Series of metals and non-metals before attempting to write equations for replacement reactions. 8. If a reactant or product is solid, place (s) after the formula 9. If the reactant or product is a liquid, place (l) after the formula 10. If the reactant or product is a ...
... 7. Always consult the Activity Series of metals and non-metals before attempting to write equations for replacement reactions. 8. If a reactant or product is solid, place (s) after the formula 9. If the reactant or product is a liquid, place (l) after the formula 10. If the reactant or product is a ...
CHEMISTRY-1 CHAPTER 8 CHEMICAL REACTIONS
... Two elements replace each other in compounds. occur when a metal replaces a metal in a compound and a nonmetal replaces a nonmetal in a compound AB + CD AD + CB ...
... Two elements replace each other in compounds. occur when a metal replaces a metal in a compound and a nonmetal replaces a nonmetal in a compound AB + CD AD + CB ...
Chapter 3 Chemical Reactions
... from the left side to the right side of the equation (spectator ions). Write the net ionic equation with the species that remain. Be sure to include charges on ions and states of your ions (aq) and precipitate (s). © 2009, Prentice-Hall, Inc. ...
... from the left side to the right side of the equation (spectator ions). Write the net ionic equation with the species that remain. Be sure to include charges on ions and states of your ions (aq) and precipitate (s). © 2009, Prentice-Hall, Inc. ...
Answers
... a) What is the empirical formula for the substance? b) What is the molecular formula for the substance? 8) How many liters of ammonia gas would be produced by 3.00 grams of magnesium nitride, according to the reaction Mg3N2 + 6 H2O --> 3 Mg(OH)2 + 2 NH3? 9) Solid iron (II) sulfide reacts with aqueou ...
... a) What is the empirical formula for the substance? b) What is the molecular formula for the substance? 8) How many liters of ammonia gas would be produced by 3.00 grams of magnesium nitride, according to the reaction Mg3N2 + 6 H2O --> 3 Mg(OH)2 + 2 NH3? 9) Solid iron (II) sulfide reacts with aqueou ...