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7. Next to each of the equilibrium expressions below, write the corresponding balanced chemical equation (including...
28. Write the balanced chemical equation, the equilibrium constant expression, and give numerical values for the...
28. Write the balanced chemical equation, the equilibrium constant expression, and give numerical values for the equilibrium constant for each of the following: (a) the acid dissociation of hydrogen cyanide ( HCN ) (b) the solubility of lanthanum(III) oxalate ( La2(C2O4)3) (c) the base dissociation of methyl amine (CH3NH2) (d) the complexation of oxalate ion with Fe3+to form Fe(C2O4)33-(K = 1.0 x 1020) (e) the reaction of acetic acid with NH3to produce water and ammonium acetate (Kaof acetic acid is...
Nitrogen and oxygen can react to form nitrogen monoxide. Write a balanced chemical equation for this...
Nitrogen and oxygen can react to form nitrogen monoxide. Write a balanced chemical equation for this equilibrium reaction (including states of matter). -Start this reaction by adding 0.012 moles of both nitrogen and oxygen to a 500-mL flask. If Kc = 4.35x10-31, what are the equilibrium concentrations of my three chemicals?
Name Classwork: Ch. 4 Chemical Reactions 1. Write the balanced ionic equation and net ijonic equation...
Name Classwork: Ch. 4 Chemical Reactions 1. Write the balanced ionic equation and net ijonic equation for the following molecular equation. 000H +bos be)os H + 8 2. Write the balanced molecular equation, ionie equation, and net ionic equation for the following reaction. Iron(III) sulfate is added to sodium sulfide to produce iron(II) sulfide and sodium sulfate. 3. Balance the following redox reaction, identify the oxidation states of each element, identify which elements are oxidized and which are reduced, write...
Consider the following chemical equilibrium: 2 H,O Now write an equation below that shows how to ...
Consider the following chemical equilibrium: 2 H,O Now write an equation below that shows how to calculate Kp from Kc for this reaction at an absolute temperature T assume T is comfortably above room temperature. If you include any common physical constants in your equation be sure you use their standard symbols, found in the ALEKS Calculator. dlo
Consider the following chemical equilibrium: 2 H,O Now write an equation below that shows how to calculate Kp from Kc for this...
Write a balanced chemical equation that describes the equilibrium reaction of the hexaaquocobalt(II) and tetrachlorocobalt(II) complex...
Write a balanced chemical equation that describes the equilibrium reaction of the hexaaquocobalt(II) and tetrachlorocobalt(II) complex ions, in which the tetrachlorocobalt(II) species is a product. To do this, think about the following questions: what are you adding to the hexaaquocobalt(II) complex to convert it to the tetrachlorocobalt(II) complex? What molecule is displaced when the tetrachlorocobalt(II) complex is made? (Complex ions take the general form: [Ag(NH3)2]+. Include states-of-matter under the given conditions in your answer. Use the lowest possible whole number...
8. a) Write the balanced chemical equation for the solubility equilibrium of Fe(OH)3(s). (1 mark) Click...
8. a) Write the balanced chemical equation for the solubility equilibrium of Fe(OH)3(s). (1 mark) Click or tap here to enter text. b) Show why a solid formed when [Fe3+] = 1.0 x 10-4M and [OH-] = 1.0 x 10-M? Use values of Q and K to help illustrate. (3 marks) Click or tap here to enter text. c) What would be the effect of adding NaOH(aq) to this equilibrium? Explain in terms of LeChatelier's Principle how the equilibrium would...
13. For each of the following, write a balanced chemical equation and QUALITATIVELY predict the signs...
13. For each of the following, write a balanced chemical equation and QUALITATIVELY predict the signs for AH, AS, and AG. State whether each reaction is spontaneous, nonspontaneous, or at equilibrium. Justify your answers. (a) The combustion of methane (CHA) under standard conditions. (b) Vaporizing water at 373 K and I atm. (C) Forming methanol (CH3OH) and oxygen gas from water vapor and carbon dioxide at 500.0 °C. BE
please help Questions 1. Why is it necessary to write the balanced chemical equation for the...
please help
Questions 1. Why is it necessary to write the balanced chemical equation for the reaction before completing any stoichiometry problems? The balanced equation makes it possible to Convert information about a reactant or product to quantitative data, per the Conservation of matter. 2. What does your percent yield indicate about the amount of copper actually formed in the reaction? Did you produce all the copper expected? Explain. 3. Based on your percent yield, indicate a source of error...
Chapter 7 1.) For each chemical equation (which may or may not be balanced), list the...
Chapter 7 1.) For each chemical equation (which may or may not be balanced), list the number of each type of atom on each side of the equation, and determine if the equation is balanced. Part D. List the number of each type of atom on the left side of the equation C5H12(g)+8O2(g)→5CO2(g)+6H2O(g) Part E. List the number of each type of atom on the right side of the equation C5H12(g)+8O2(g)→5CO2(g)+6H2O(g) 7.) Write a molecular equation for the precipitation reaction...
1) Write a Total lonic Equation and a Net lonic Equation that matches each balanced chemical...
1) Write a Total lonic Equation and a Net lonic Equation that matches each balanced chemical equation written below. Rememer to show charges on any dissociated ions. 2 Na co + Pb(OH), + Pb(CO) + NaOH (10) a) Total lonic EON: Net lonic EQN b) 3 Mg + 2 Fe(C,H,O:)) - 3 Mg(C,H,O,2 – 2 Fe Total lonic EQN: Net lonic EQN: 2) Complete each statement by filling in the correct value or term in the blank provided. (5) a)...
Name Classwork: Ch. 4 Chemical Reactions 1. Write the balanced ionic equation and net ijonic equation for the following molecular equation. 000H +bos be)os H + 8 2. Write the balanced molecular equation, ionie equation, and net ionic equation for the following reaction. Iron(III) sulfate is added to sodium sulfide to produce iron(II) sulfide and sodium sulfate. 3. Balance the following redox reaction, identify the oxidation states of each element, identify which elements are oxidized and which are reduced, write...
Consider the following chemical equilibrium: 2 H,O Now write an equation below that shows how to calculate Kp from Kc for this reaction at an absolute temperature T assume T is comfortably above room temperature. If you include any common physical constants in your equation be sure you use their standard symbols, found in the ALEKS Calculator. dlo
Consider the following chemical equilibrium: 2 H,O Now write an equation below that shows how to calculate Kp from Kc for this...
8. a) Write the balanced chemical equation for the solubility equilibrium of Fe(OH)3(s). (1 mark) Click or tap here to enter text. b) Show why a solid formed when [Fe3+] = 1.0 x 10-4M and [OH-] = 1.0 x 10-M? Use values of Q and K to help illustrate. (3 marks) Click or tap here to enter text. c) What would be the effect of adding NaOH(aq) to this equilibrium? Explain in terms of LeChatelier's Principle how the equilibrium would...
13. For each of the following, write a balanced chemical equation and QUALITATIVELY predict the signs for AH, AS, and AG. State whether each reaction is spontaneous, nonspontaneous, or at equilibrium. Justify your answers. (a) The combustion of methane (CHA) under standard conditions. (b) Vaporizing water at 373 K and I atm. (C) Forming methanol (CH3OH) and oxygen gas from water vapor and carbon dioxide at 500.0 °C. BE
please help
Questions 1. Why is it necessary to write the balanced chemical equation for the reaction before completing any stoichiometry problems? The balanced equation makes it possible to Convert information about a reactant or product to quantitative data, per the Conservation of matter. 2. What does your percent yield indicate about the amount of copper actually formed in the reaction? Did you produce all the copper expected? Explain. 3. Based on your percent yield, indicate a source of error...
1) Write a Total lonic Equation and a Net lonic Equation that matches each balanced chemical equation written below. Rememer to show charges on any dissociated ions. 2 Na co + Pb(OH), + Pb(CO) + NaOH (10) a) Total lonic EON: Net lonic EQN b) 3 Mg + 2 Fe(C,H,O:)) - 3 Mg(C,H,O,2 – 2 Fe Total lonic EQN: Net lonic EQN: 2) Complete each statement by filling in the correct value or term in the blank provided. (5) a)...
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