Balance the following equations using the oxidation number method. Balance the first equation in an acidic condition and second one in a basic condition. 2. PbO2 + I2 → Pb²* + IO; Fe2+ MnO4 → Mn²+ + Fe3+ +

Q: What mass of precipitate (in g) is formed when 250.0 mL of 0.110 M CdCl2 is mixed with excess KOH in...

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Q: 3) Write and balance this reaction: butane gas, C4H10, burning in oxygen, write out products. Identi...

A: Answer: Butane is a hydrocarbon that can be used as a fuel because when burned in presence of oxygen...

Q: 4

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Q: Determine the enthalpy of the following reaction: CH3CH=CH2 + 4.50=0 - ---> 30-С-О + ЗН-О-Н using th...

A: Bond bond energy is the energy required to break the bonds between two elements 

Q: 1) 0.0717 kg of biphenyl (C₁₂H₁₀) is dissolve in benzene (C₆H₆) to create a solution with a total vo...

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Q: Predict the sign of the entropy change, AS°, for each of the reaction displayed. Drag the appropriat...

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Q: How would you carry out the following reactions? More than one step may be required. Benzene -> m-b...

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Q: state two factors that determine which ions predominate in a primary absorbed layer

A: To state two factors that determine which ions predominate in a primary absorbed layer.  

Q: HCI CH3-OH H20 (acid-catalyzed)

A: Given reactions are :  Illustrate the carbocation pathway for the given reactions = ? 

Q: Part D Calculate the standard-state entropy for the following reaction: 1 CH4(g) + 2 O2(g) → 1 CO2(g...

A: Given,  Sm° (H2O) = 189 J/K.mol  Sm°(O2)  = 205 J/K.mol  Sm°(CH4) = 186 J/K.mol  Sm° (CO2) = 214 J/K...

Q: Homework Ch16 - Attempt 1 roblem 16.6 10 of 15 Constants | Periodic Table determine the value of the...

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Q: Using the molecular orbital model, identify the correct (valence) electron configurations for the fo...

A: Given molecules or ions are :  1. O22. N2- 3. CN+4. CN- 5. CN Using the molecular orbital model, ide...

Q: (a) Which terms in mathematical expression that states the First Law of Thermodynamics are state fun...

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Q: a B+ BO + O. + 3

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Q: Part B 29.53 g C6H12O6 in 1.13 L of solution Express the molarity in moles per liter to three signif...

A: Part B -  Given that - mass of C6H12O6 = 29.53 g  Volume of the solution = 1.13 L = 1130 mL  Molar m...

Q: • Part A MISSED THIS? Read Section 7.3 (Pages 267 - 272) ; Watch KCV 7.3. WE 7.2 Suppose that 28 g o...

A: We know that,  Q = mCΔT Given - - > m = 28 g T1 = 29°C T2 =? Absorbed heat (Q) = 2.45 *103 J Spec...

Q: ST5G.2 - Estimate the solubility of CaF2(aq) [in units of MICROmolar] in the presence of 0.716 molar...

A: Given,  Molar concentration of CaCI2 = 0.716 M  Calculate the solubility of CaF2 in μM = ?     

Q: Part D decreasing the volume of the container The equilibrium concentration of NH, will decrease. Th...

A: Le Chatelier's principle: This principle is used to predict the effect of a change in conditions on ...

Q: What quantity in moles of precipitate will be formed when 45.6 mL of 0.550 M AgNO3 is reacted with e...

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Q: Which of the following conditions will decrease the rate of a reaction? a decrease in temperatur...

A: The rate of reaction increases with increase of temperature because of increase of number of effecti...

Q: How much lithium sulfite in grams, should be added to water to prepare a 627 mL of solution with a m...

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Q: The graph shows the reaction pathways for the same reaction: One reaction pathway shows an uncatalyz...

A: Catalysts are the substances that increase the overall rate of the reaction without being consumed i...

Q: Solid lead acetate is slowly added to 125 mL of a 0.0470 M ammonium bromide solution. The concentrat...

A: Given Concentration of ammonium bromide = 0.0470 M

Q: Consider the following reaction at equilibrium: 2NO₂(g) ⇌ N₂O₄(g) The ∆H° for this reaction is < 0. ...

A: The equilibrium reaction given is, =&gt; 2 NO₂ (g) ⇌ N₂O₄ (g) Given: ∆H° &lt; 0. Volume is decreased...

Q: A student ran the following reaction in the laboratory at 530 K: PCI3(g) + Cl2(g) = PCI5(g) When she...

A: Recall the given reaction,  PCl3 (g)  +  Cl2 (g)  &lt;-------&gt;  PCl5 (g)  7.90 * 10-2 moles of PC...

Q: Balance this equation, and then enter the coefficients, in order, below. HCl(g)+O2(g)⇌Cl2(g) + H2O(...

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Q: The molecules shown below are A) Identical molecules B) Stereoisomers C) Constitutional isomers D) I...

A: -&gt;Cis ,trans isomers are stereoisomer.  

Q: 3. What is the molar concentration of nitric acid (63.0 g/mol) in a solution that is 60.5% HNO, (w/w...

A: 3.Molar concentration or molarity ( M ) is the ratio of no.of moles of solute to the total volume of...

Q: A 50.00 (±0.03) mL portion of an HCl solution required 29.71(±0.03) mL of 0.01963(±0.0030) M Ba(OH)2...

A: Given, MHCl=29.71 ml×0.01963 mmol Ba(OH)2ml×2mmol HClmmol Ba(OH)250.00 ml

Q: Why do scientists study and synthesize new transuranium elements in the laboratory? What are the use...

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Q: What volume (in mL) of 0.2000 M HCI is required to neutralize 75.00 mL of 0.6000 M LIOH?

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Q: OI Ag zed will a Coist A mtil 0.15 mols of metal is deposited. Which metal will require the greatest...

A: Current I is given as I= Q /t ,where Q is the charge flown in time t.  So t= Q/I 

Q: An indicator with Ka = 6.45 X 10-5 is yellow in acid and blue in base.   Showing a calculation for t...

A: “Since you have posted a question with multiple sub-parts, we will solve the first three subparts fo...

Q: A gas sample occupies 3.50 liters of volume at 20.°C. What volume will this gas occupy at 100°C (rep...

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Q: The calcium in a 300.0 mL sample of natural water was determined by precipitating the cation as CaC2...

A:  Ca2+(aq) + C2O42-(aq) →CaC2O4(s) CaC2O4(s) →CaO + CO2 +CO Weighing form =Obtained precipitate is ig...

Q: Provide the correct IUPAC name for the skeletal (line-bond) structure shown here.

A: The IUPAC name of the compound can be written on the basis of the number of carbon atoms in the main...

Q: What is the equilibrium constant (K) at 25°C for the following cell reaction? Co(s) +Ni2+→Ni(s)+ Co...

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Q: For items 1-3, refer to the equation: CH4(g) + 2O2(g) → 2H2O(l) + CO2(g),  with ΔH equal to -809.94 ...

A: ∆ H = Negative for exothermic reaction  ∆H = Positive for endothermic reaction 

Q: 3. A solution that may contain any of the group III cations. Treatment of the solution with CIO in a...

A: Group 3 cation are Cr3+ , Al3+ , Ni2+ and Fe3+ .

Q: Q2) A: Draw the crystal atomic planes with following Miller indices. (110), (101), (011), (111), (22...

A: Miller Indices is for denoting planes in crystal structure. Here we will draw the planes in a simple...

Q: Consider the insoluble compound aluminum phosphate , AIPO4 . The aluminum ion also forms a complex w...

A: Kf= 7.7 * 1033 K = ? We have to balanced ionic equation and tell about state of the components  And ...

Q: Identify the suitable reagents for the following: Br-

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Q: An iron ore was analyzed by dissolving a 2.9912-g sample in concentrated HCI. The resulting solution...

A: Molar mass of Fe3O4 - 231.533 g/mol Given, 2.9912 g of ore sample. Fe2O3 obtained - 0.8394 g.  

Q: Prelaboratory Assignment: Qualitative Analysis Group III Cations 1. Prepare a complete flow chart fo...

A: Group III cations are Fe3+, Al3+, Cr3+,Mn2+etc. the group reagent for analyzing group III cations ar...

Q: H-C-0-CH2-CH2-CH,

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Q: 3. A solution that may contain any of the group III cations. Treatment of the solution with CIO in a...

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Q: Present the 3-membered ring pathway for the following reactions. Br CH;OH

A: Since you have posted multiple questions, as per our company guidelines we are supposed to answer on...

Q: FelOH,) be low Calkulut e in all iron CUmplexes K OH O.1355 M with Sowtion sa tusated FCOH)2 F COH)2...

A: Fe(OH)2 dissociates as:Fe(OH)2(s)→Fe2++2OH-Ksp=[Fe2+][OH-]2  7.9×10-15=[Fe2+](0.1355)2  [Fe2+]=4.3×1...

Q: 3. A student goes to the cafeteria to get an iced tea. He puts 3 ice cubes (approximately 20.0 mL ea...

A: Given: volume of tea = 375 mL volume of ice = 20.0 mL Initial temperature of ice = -15.0 oC Initial ...

Q: How much lithium sulfite in grams, should be added to water to prepare a 627 mL of solution with a m...

A: Answer: Molecular formula of Lithium sulfite is: Li2SO3