5. Consider the following reaction and answer the questions which follow. [Zn(H₂O)]²+ + 4 NH3 = [Zn(NH3)4]²+ + 4H₂O 5.1. Write down the expression for K (K₂) 5.2. Write down the expression for ₂
Q: You would like to develop a new galvanic cell and decide to use two very toxic electrode materials,…
A:
Q: Direction: Bond the following elements by drawing its bonding representation as shown on the first…
A:
Q: why do atoms repel each other? Explain the process
A: •Atom contains electron(negative charge) around the nucleus and proton(positive charge) inside the…
Q: Question 5 The functional group contained in the compound CH3CH₂OH is a(n) A) aldehyde. B) alkene.…
A: Organic compounds are those which contain carbon and hydrogen. A functional group is a substituent…
Q: The following fictitious unbalanced REDOX reaction is made of some teachers initials and some…
A: Answer: Given reaction is a redox reaction and to balance it we will use ion-electron method.
Q: • Circle the strongest acid. FF ОН OH OFF
A:
Q: conformations of the same compound, or the same conformation of a compound viewed from a different…
A: Stereochemistry is branch of chemistry in which we deal with three dimensional arrangement of atoms…
Q: (a) Cou've a Colenecel chomicut equation inculding those when a non metal oxide is added to water.…
A:
Q: Vapor pressure (mm Hg) 900 800 700 600 500 400 300 200 100 0 Carbon disulfide 10 20 30 °C Methanol…
A: The boiling point of a liquid is the temperature at which liquid's pressure equal to the atmospheric…
Q: Classify/ Name the cycloalkanes below:
A: The naming of organic compounds can be done with the help of rules of international union of pure…
Q: A steel cylinder containing 25 kg of CCl2 F2 in the form of liquid and vapor is set outdoors on a…
A: Answer: This question is based on the observational skill and understanding of the curve between…
Q: 2. The [OH-] of sauerkraut is measured to be 3.33 x 10-¹¹M. a. Is the sauerkraut acidic, basic, or…
A:
Q: What lab equipment and procedure need in extraction of beta-carotene from carrot.
A: Extraction is a separation process consisting of the separation of a substance from a mixture.…
Q: Complete the table (the correct value for cell D8 is 5.0 10-3). What is the value of cell D11? X
A: The mass (mg) of the Fe after the dilution in the solution is same as in the given volume of stock…
Q: How are you considered to be the "living example of matter".
A: Matter Matter is everything that has mass and takes up space.As an illustration, sound and feelings…
Q: Which of these two gases has the larger number of molecules? Flask A Flask B
A: Given- Flask A contains H2 gas and flask B contains CO2 gas. Volume of flask A = volume of…
Q: The figure below is a plot of vapor pressure versus temperature for dichlorodifluoromethane, CCl2…
A: Answer: Calusius-Clapeyron equation will be used to solve this question which is shown below:…
Q: Density is an intensive physical property. Look-up the meaning of an intensive property of matter…
A: Intensive properties are those properties whose value do not change with the amount of substance.…
Q: Compare the boiling points of the various isomeric hydrocarbons shown in the table below. Notice the…
A: The intermolecular force of attraction that is present in hydrocarbons is London or Dispersion…
Q: Answer questions a-c about the Bronsted acid-base reaction below using the identifying letters A-D…
A: HA →H+ + A- pKa =- log Ka where Ka = [products][reactants] = [H+][A-][HA] weaker acid have stronger…
Q: An automobile tire is inflated to a pressure of 29.9 psi. Express this pressure in atmospheres,…
A:
Q: a. Account for this fact: Although methanol (CH3OH) (bp, 64.7 °C) has a higher molar mass than water…
A: Solving the following 2 objective questions : Hydrogen bonding - occurs in the molecules where H is…
Q: Calculate the amount of heat needed to boil 174. g of methanol (CH3OH), beginning from a temperature…
A:
Q: How many moles are there in 4.586E1 g of chlorine (Cl) atoms?
A: Mole can be defined as standard unit for measuring large quantities of very small entities such as…
Q: Answer questions a-c about the Bronsted acid-base reaction below using the identifying letters A-D…
A: A Bronsted-Lowry acid is a species that donates a proton(H+), and a Bronsted-Lowry base is a species…
Q: Matching type: What type of organic compound? 6) CH3CH₂CH=CH₂ 7) O || CH3-C- CH3 8) CH3OH 9) O…
A:
Q: 1. Give IUPAC names for the follow Cl. CI CH3 Br CH₂
A: IUPAC nomenclature is used for naming the organic compounds as recommended by international union of…
Q: B. Name the following organic compounds: 11.) 12. 13. 14 Br. Br 15.) CI Br CI
A:
Q: Objectives I. Determine the number of subatomic particles of an atom given its mass number and…
A: Here we are required to determine the number of subatomic particle of atom.
Q: The aqueous solvation of which of these metabolites would result in the greatest loss in entropy?
A: During solvation of compound, compounds are solvated by solvent molecules. Here solvent is water…
Q: How many moles are contained in 251 grams of Fe2O3? First determine the molar mass of Fe2O3. Can…
A:
Q: Place the three compounds in order of increasing intermolecular force strength. Pressure (mm Hg)…
A:
Q: Use the References to access important values if needed for this question. Two beakers are placed in…
A: Introduction The most practical way to express a solute's concentration in a particular solution is…
Q: In the figures below, two types of atoms are represented by small white circles and large red…
A: Law of definite composition states that a given compound always contains its constituent atoms in…
Q: 0.0001 0.8859 140 22.1214 What is the molarity of the fourth solution?
A: GIVEN Molarity Molarity (M) is the amount of a substance in a certain volume of solution. It is also…
Q: ОН PBr3
A:
Q: 3. How many electrons does the aromatic # system? TT 4. Ö: N-Phenylsydnone, so-nam Sydney,…
A: Given compound is purine.it contain four nitrogen atoms. These nitrogen atoms are represented by…
Q: 1. On October 22, 2020, the FDA approved Veklury (remdesivir structure shown below) for use in…
A: The Kier Hall electronegativity index is calculated as: χ=column number-number of sigma bondsrow…
Q: 1. Consider this compound: b) c) Label A B JOH CH₂ CH3 How many signals would this compound give in…
A:
Q: Use the observation in the first column to answer the question in the second column. observation At…
A: Vapour pressure and boiling point of a liquid are inversely related. At a perticular temperature and…
Q: Selenium dichloride, SeCl2, has a molar mass of 149.86 g/mol. What is the mass in grams of 0.325…
A: Given, moles of SeCl2 = 0.325 moles molar mass of SeCl2 = 149.86 g/mol mass of SeCl2 = ?
Q: What colors are the fluorescent emissions due to quinine and the Mg-HQSA complex, respectively?
A: Fluorescence emission is the emission of light by a substance which has absorbed light in other part…
Q: 1. Consider this compound: GH13 cô CH b) How many signals would this compound give in the 'NMR? You…
A: The proton NMR shows different signals for different types of proton (whose environments are…
Q: This is an impossible formula. Pretend it is real. If you had 1 mol of Mn9(ClO4)2 how many moles of…
A:
Q: 8. Tell what is wrong with each of the following electron configurations: (a) 1s² 2s²2p8 (b) 1s² 2s…
A:
Q: (a) (b) (c) d[B] dt State the differential equation for given by mass action kinetics. Use the…
A:
Q: Rank the temperatures from the highest to the lowest. To rank items as equivatent, overtar them. How…
A:
Q: 5. Sketch the Radial Distribution Function 4xr³R² vs. r² for 4s • 5s • • . 4p 4d2-2 Sp 6s бр
A:
Q: 2. Find the pH for the following solutions if it contains: a.) 1.8 x 10-6 M Barium hydroxide b.)…
A:
Q: A calibration curve was created to determine the quantity of protein in a solution. The calibration…
A: Corrected absorbance of any solution is found by deducting the absorbance of the blank solution from…
Step by step
Solved in 3 steps with 4 images
- 4. Write a dissociation equation for the following: a) CaCl b) Al-(SO.)x0).3. Is the reaction Co(H2O)6²+(aq) + 4 Cl'(aq) → CoCl,²- (aq) + 6 H2O (I) endo or exothermic? Explain.2 Consider the insoluble compound aluminum phosphate, AIPO4. The aluminum ion also forms a complex with hydroxide ions. Write a balanced net ionic equation to show why the solubility of AIPO4 (s) increases in the presence of hydroxide ions and calculate the equilibrium constant for this reaction. For Al(OH)4, K₁= 7.7x1033. Be sure to specify states such as (aq) or (s). K= Submit Answer 54 $ R % 5 Use the References to access important values if needed for this question. T ? Retry Entire Group 9 more group attempts remaining Cengage Learning | Cengage Technical Support A 6 MacBook Pro Y H & 1 U - A * 8 1 A ( 9 ) 0 0 P K L Previous Email Instructor { [ + 11 = Next Save and Ex }
- Calculate K1 for the reaction: Fe(s) + H2O(g) ⇔ FeO(s) + H2(g) K1 = ? given the following data: H2O(g) + CO(g) ⇔ H2(g) + CO2(g) K2 = 1.6 FeO(s) + CO(g) ⇔ Fe(s) + CO2(g) K3 = 0.67 Type your final answer to 2 decimal places.4. The common oxidation number for an alkaline earth metal is +2. (a) Using the Born-Mayer equation (for determining the lattice enthalpy) and a Born-Haber cycle (draw it), show that CaCl is an exothermic compound (negative AHf). Make a reasonable prediction to estimate the ionic radius of Ca (explain your reasoning). The sublimation (atomization) enthalpy for Ca(s) is 178 kJ/mol. (b) Show that an explanation for the non-existence of CaCl can be found in the enthalpy change for the reaction below. The AHf for CaCl2(s) is -190.2 kcal/mol. 2 CaCl(s) → Ca(s) + CaCl2(s)Calculate AH for the following reaction, FeO(s) + CO(g) -----> Fe(s) + CO2(g), from the following data, Fe2O3(s) + 3CO(g) -----> 2Fe(s) + 3CO2(g) 3Fe2O3(s) + CO(g) > 2FE3O4(s) + CO2(g) Fe;O4(s) + CO(g) AH = -23 KJ AH = -39 KJ --- -- -----> 3FeO(s) + CO2(g) AH =+18 KJ %3D
- 9. Calculate AH for the reaction 4NH3 (g) + 502 (g) → 4NO (g) + 6H20 (g), from the following data. → 2 NO (g) a. N2 (g) + 02 (g) - b. N2 (g) + 3 H2 (g) → 2 NH3 (g) c. 2 H2 (g) + 02 (g) → 2 H20 (g) AH = -180, 5 kJ AH =-91, 8 kJ AH = -483. 6 kJCalculate ∆o for [Co(H2O)6]2+ in units of kJ.Co(H2O)62* (ag) +CF(ag) = CoCl42-(ag) + H2O (1) a) Balance this equation and write the expression for the equilibrium constant for this reaction. Write the expression for the equilibrium constant for this reaction. b) If the concentrations of all species are 2.50M at 25°C and the equilibrium constant of the reaction at 25°C is Keq = 2.85 102, how will the reaction shift? Show calculations and explanation. c) Explain the effect of adding silver nitrate to the solution. How does it shift the reaction? Provide the ionic equation.
- Calculate the lattice energy of AgBr(s) using the following thermodynamic data (all data is in kJ/mol). Ag(s) ΔHsublimation = 265 kJ/mol Ag(g) Ionization energy = 711 kJ/mol Br-Br(g) Bond energy = 173 kJ/mol Br(g) Electron affinity = -345 kJ/mol AgBr(s) ΔH°f = -120 kJ/mol ______________ kJ/molIn Equation 1 from the manual, would any of the ions be considered spectator? Explain. This is the chemical equation: [Ni(H2O)6]2+(aq) + 6NH3(aq) ----> [Ni(NH3)6]2+(aq) + 6H2O(l)Consider the insoluble compound zinc carbonate, ZnCO3. The zinc ion also forms a complex with hydroxide ions. Write a balanced net ionic equation to show why the solubility of ZnCO3 (s) in presence of hydroxide ions and calculate the equilibrium constant for this reaction. For Zn(OH)42, K₁= 2.9x1015. Be sure to specify states such as (aq) or (s). K=