Determine the value of the equilibrium constant, Kgoal, for the reaction C(s)2(g)H2(g)=CH3OH(g)CO(g) Kgoal ? by making use of the following information: 1. CO2 (g) 3H2(g) CH:?? (g) + H??(g). ?i 1.40 x 102 2. CO (g)H20(g)= CO2(g)+ H2(g) 1.00 x 105 ?2 3. 2C(s)O2(g)2CO(g) ?? 2.10 x 1047 Part B Determine the equilibrium constant, Kgoal, for the reaction 4PCI5(g) P4(s) 10C12(g), Kgoal by making use
[A 1.00 mol L- What is the final concentration of D at equilibrium if the initial concentrations are and B 2.00 mol L-1?
uestion 20 The product(s) from 1. LIAIH CH,CH—CHCO,C?,??, 2 H?" is/are: ?) CH CH CHCO-H CH,CH-?? + ?) CH-CH—CHCH,?? ?) C?,C?-CH-CH,?? + CH,CH,?? CH,CH2OH + D) C?,??-??,??,??,??, CH,?H-?? + CH-CH—????, Lit FI esc ?: ? Ly A Moving to another question will save this response. « Question Question 21 1 points With this starting compound, what reagents could you use to obtain the
Initially, only A and B are present, each at 2.00 mol L-1.What is the final concentration of A once equilibrium is reached? Express your answer to two significant figures and include the appropriate units. The reversible chemical reaction A(aq)B(a)C(aq) +D(aq) has the following equilibrium const K= 5.8 AB
What is/are the major substitution products for the following reaction? conc. H2SO4 Product(s) CHH?? OH ????. ??. OCH OCHs OH 5 A Product 1 is major B Product 2 is major A 1:1 mixture of 2 and 3 would be major D A mixture of 1 and 5 would be major E A mixture of 4 and 5 would be major
Moving to another question will save this resp Question 3 Butyl propanoate can be prepared by the reaction of propanoyl chloride with butanol butanoyl chloride with butanol butanoic acid with butanol butanoic acid with isobutanol Moving to another question will save stlon 4 Benzoic acid cannot be prepared by which one of the following methods? A) KMnO4 CH3 B) 1. Mg, Et,O 2. CO2 3. ??
Calculate the mass percent composition of carbon in C8H10N4O4. Enter your answer as a number to 1 decimal place.
associate the number with the letter Compound A can be converted into compound G when treated with H2O. Starting with compound A and ending with Compound G, sort the intermediates in the correct order according to the reaction mechanism. Note: treat resonance structures as individual steps that lead to your product. OH Br G) A) OH2 D) C) B) A) G) OH2 B) C) D) E) F) l 4 D Compound F
thi same 4. In the combustion of hyd rogen gas, hydrogen reacts with oxygen from the air to form water vapor Hydrogen + oxygen water If you burn 20.2 g of hydrogen and produce 1.80 x 102 g of water, how much oxygen reacted?
Given the two reactions 3. ???12 (s) 4. AgCl(s) Ag (aq) Cl(ag), K4 =1.29x10-4, what is the equilibrium constant Kfinal for the following reaction? Pb2+ (aq)2C1 (ag), K3 =1.80x10-10, and ???l, (6) + 2Agt (a?) %3D 2AgCI(s) + ???+ (ag)
Given the two reactions 1. ?>S(ag) 3D HS (aq) + H*(ag), ?i-9.66?10-8, and 2. HS (aq) what is the equilibrium constant Kfinal for the following reaction? s? (ag) + H+(?g), ?2 —1.47?10-19, S2- (ag) + 2H* (??) — ?zS(aq) Enter your answer numerically.
How many moles of N are in 85 g N2H4?
A mixture initially contains A, B, and C in the following concentrations: [A] = 0.300mol L1 B 1.40mol L1, and [C] 0.300mol L-1.The following reaction occurs and equilibrium is established: A(ag)2B(aq) C(ag) and [C 0.480mol L1.Calculate the value of the equilibrium At equilibrium, [A] = 0.120mol L constant, Ke -
Based on a XY, X, and Y, respectively? Kc value of 0.250 and the given data table, what are the equilibrium concentrations of Express the molar concentrations numerically. View Available Hint(s) ?? ??? ? XY, X, [Y] M Based on a Kc value of 0.250 and the initial concentrations given in the table, determine in which direction the net reaction will proceed to attain equilibrium. Initial concentrat
could someone please numerate shortly all the functional groups that soluble in water with examples ? especially that one increase the solubility of organic compound in water ?
Chemistry 30 Unit C Module 6 Summative Assessment System 2 Answer (10 Marks) Fully Labelled Diagram Tinoley e T onen bdvlu V6Hner Salt bridge (?A?) Cafhade e(Aoal) AGND3() Oxidation Half- reaction Reduction Half- reaction Net Cell Reaction Cell Notation Empirical Evidence Theoretical Standard Cell Potential
need help with this question please 10 Consider the reaction mechanism that produces the major substitution product for the following scheme. Which intermediate(s) will be generated in the formation of the major substitution product: NaBr H2SO major product OH 2 O A 2 only B 4 only 1 2 3 A 2 only 4 only 1 and 3 3 and 4 E 1,3 and 4
show all work please How many lone pairs of electrons are there on the central atom of sulfur tetrachloride, SCI4? 4 3 1 2
For the reaction 2A(g)3B(g) C(g) Ke 74.0 L4 mol-4 at a temperature of 217 °C Calculate the value of Kp
When backpacking in the wilderness, hikers often boil water to sterilize it for drinking. Suppose that you are planning a backpacking trip and will need to boil 38 Lof water for your group.What volume of fuel should you bring? Assume each of the following: the fuel has an average formula of C7H16; 15% of the heat generated from combustion goes to heat the water (the rest is lost to the surrounding
Part B For the reaction X(g)3Y(g) 2z(g) K2 1.52 x 10-2 bar2 at a temperature of 113 °C Calculate the value of Kc
18. Given that the mass of manganese-55 is 54.9380 u, calculate the total binding energy a. Write the nuclear reaction describing the formation of a manganese-55 nucleus. b. Calculate the change in mass in the reaction described in part a (mass of a neutron 1.0087 u; mass of a proton 1.0078 u). c. Calculate the binding energy (in joules) for one atom of manganese-55 d. Calculate the binding e
please answer handwritten thank you I rate DETERMINATION OF THE MOLECULAR WEIGHT OF AN UNKNOWN COMPOUND BY FREEZING POINT DEPRESSION EXPERIMENT 2 PRE-LABORATORY QUESTIONS Fully answer these questions in your laboratory notebook before coming to lab. Show all work for numerical calculations. Define the following 1. clearly and concisely: terms molality a. b. K c. solute Calcium chloride, CaCl,
name of this structure molecule clorobenzene ....I need the combustion reaction please as soon as posible 9 Khalizov/Avzianova olecule to calculate its Wne 9 Khalizov/Avzianova olecule to calculate its Wne
20. The radioisotope cobalt-60 is used to destroy cancerous cells by directing y-rays into the cancerous cell tissue. Calculate the percent of a cobalt-60 sample left after 20.0 years. The half-life of cobalt-60 is 5.27 years. a. 2.63 b. 7.21 c. 0.00 d. 93.8 e. none of the above
Given the partial pressures of H2O, CO, and H2, what is the reaction quotient Q for the following reaction carried out at 1100 K? C(s)H20() CO(g) H2(9) Gas Partial pressure (bar) ??? 0.400 bar CO 0.100 bar ?2 0.650 bar Enter the reaction quotient numerically
ileyPLUS Klein, Organic Chemistry, 3e Help | System Announcements IMENT RESOURCES r-2 Question 89 stion 1 X Your answer is incorrect. Try again. stion 2 stion 3 Provide the correct condensed structure for the following compound. H H tion 4 stion 5 tion 6 H H H H H C tion 7 tion 8 H- H tion 9 tion 10 H H tion 11 tion 12 H H tion 13 tion 14 tion 15 tion 6 CH NCH, CH,CH,C? ???H, ?H, Edit tion 17
Consider the following reaction, equilibrium concentrations, and equilibrium constant at a particular temperature. Determine the equilibrium concentration of NO2(g) N204(g) 2NO2(g) Kc 0.21 M [N204Jeq 0.068 mol L-1 A) 0.036 mol L-1 B) 0.028 mol L-1 C) 0.12 mol L-1 D) 1.9 mol L-1 E) 0.60 mol L-1
IGNORE REGIOCHEMISTRY (UNTIL LATER CHAPTER) 16.13 Predict the products for each of the following reactions: OMe COOH OMe (b) COOH (c) (a) =CN + NC + (e) (d) (f) OH (h) (g) (i)
A typical frostless refrigerator uses 655 kWh of energy per year in the form of electricity. Suppose that all of this electricity is generated at a power plant that burns coal containing 3.3% sulfur by mass and that all of the sulfur is emitted as SO2 when the coal is burned.If all of the SO2 goes on to react with rainwater to form H2SO4, what mass of H2SO4 is produced by the annual operation of t
Which of the following statements is correct? A) When K 1, neither the forward nor reve rse reaction is strongly favoured, and about the same amount of reactants and products exist at equilibrium. B) When K> 1, the reverse reaction is favoured and essentially goes to completion. C) When K 0 the reaction is in equilibrium. D) K 1 implies that the reaction is very fast at producing products. E)
Consider the following reaction and its equilibrium constant: 4CuO(s)+CH4(g)=co2(g) + 4Cu(s) +2H20(g) Kc 1.10 A reaction mixture contains 0.22 mol L-1 CH4, 0.67 mol L-1 CO2 and 1.3 mol L-1 H20. Which of the following statements is TRUE concerning this system? 4) A) The reaction quotient is greater than Kand therefore the reaction will shift in the direction of reactants. B) The reaction will shif
10. What happens when aqueous benzaldehyde is treated with aqueous NaOH for an extended period of time? Draw all intermediate steps and the key transition state (as discussed in lecture) 10 pts NaOH H20 Ph
“How many electron pair domains does the atom indicated possess?” I answered 3 but the correct answers are both 4. Can someone please explain why? Thank you! Question #: 7 How many electron pair domains does the atom indicated possess? CH? CH H CH2 ??? C.4 B.3 A 2 Question #: 8 How many electron pair domains does the atom indicated possess? H2 C-CHs ???? 4 B. 3 II CH A, 2
9. Draw the intermediate A and the product B. When trace LDA is used, a different product is formed what is the product and why does it not form when a full equivalent of LDA is used. Briefly explain 10 pts 1 eq. LDA A CH3 LDA: N THF 0.5 eq LDA THF
8. For the following redox reaction: 3 PbO( 3 H2O +3 Pb) 2 NH3(ag) N2e) Identify the element going through oxidation and reduction b. Identify the reducing agent and the oxidizing agent. a.
8. Draw the catalytic cycle (all key steps) for the proline-catalyzed reaction below. Don't worry about the absolute stereochemistry of the product 10 pts COOH H H + NO2
6.1 Assign oxidation numbers for each of the elements participating in the following reactions. 2NO (g)O,(g) 2NO2(g) 2 Mn*(aq)+2 H,O(l) - MnO,(s) + Mn2+(aq) + 4H*(aq) LiCoO2(s)+C(s)LiC(s)+ CoO,(s) Ca(s)+H,(g)- CaH2(s)
show work please D Question 10 What is the molecular geometry of nitrite ion, NO2? Bent Seesaw Trigonal planar Linear Tetrahedral
need help with this question please What is the stereochemistry of the product of the following reaction? H Br KCN ? Acetone MeO A 2R, 3R B 2R, 3S C 2S, 3R D 2S, 3S
[A], M 0.25 [B), M 0.050 0.10 Kate (vUS 0.050 0.050 1.1 Trial 1 3.4 Trial 2 0.75 1.0 x 10 0.15 0.10 Trial 3 0.75 0.050 3.4 0.050 Trial 4 0.75 o.0s0m O.75 Mc 0.25 Lopso 0.75MM 6.104 3.4 O.TSMJ LO.OT 2-1 9.7M O.75 H 0,IS 16 as Co.2scoosouo.osou OrDHIsK CTSCO.o o.IS 64-KC075)oosoo.050 Rate law: K 90 90 k= 7. Using the rate law from question 9, find the rate of the reaction when 12.0 mL of 0.88 M
Add lone pairs to each heteroatom. Then draw at least 2 reasonable resonance structures for each structure. NH2 C. b. a. AIarn +he maIcele.eentaine more than one tyne of hudrogen
Why do the SN1/E1 reactions of tertiary alkyl halides favor the substitution product? Match the words in the left column to the appropriate blanks in the sentences on the right. Make certain ead Reset Help carbocation The product does not require a elimination bond to be broken in the but the product does. substitution carboanion
show work please e Configuration of Atoms, Lewis Structures, and Molecular Geometry What is the ot Question 7 Next three questions apply to the Lewis structure of sulfate ion, How many double bonds are there in the Lewis structure for sulfate ? 2 Question 8 Question 8 How many lone pairs of electrons are there on the central atom of SO 2? O 3 O 1 O 4 O 2 Question 9 Question 9 2 What is
5 of 33 Review I Constants I Periodic Table Part A Learning Goal: Solve for z, where M is molar and s is seconds To review and practice working with powers denoted as negative exponents. z(2.3x 10 M Enter the answer. Include units. Use the exponent key above the answer box to Indicate any exponent on your (0.46 M) You will also need to understand how negative exponents work. This is important
7. How would you differentiate the following four molecules if you only had 1H NMR spectra of them? Think multiplicities 10 pts CI CI CI CI CI
Molecular Models - Organic Chemistry ?????? ? ? Points: Name: 1. Make Methane, Ethane, Propane and Butane. Please draw the structures in the dashed-wedge line form below: 2. With the model of butane, please draw the Newman Projection of butane in eclipsed, gauche and anti conformations along C2-C3 bond. 3. Make a model of hexane and its constitutional isomers like hexane, 2-methylpentane, 3
6. The two building blocks below can be coupled using Suzuki chemistry. Draw the catalytic cycle of the reaction and name all key steps. It is OK to abbreviate the reacting partners as R-Br and R2-B(OH)2. What is the reaction product? 10 pts ?(??)2 Br Me Pd(0), THF, CS2CO3, 40 °C, 24 h
1.Draw the a fsher projection for the products of the folowing 52 reactions HC NDCH 4 ???? Chaose the member of each pair thut will react faster by the S,1 mechanism Draw the chemical 2. structures a)1-bromopropane or 2bromopropane 2bromo-2mathyl butane or ethyl iodide 3. Propose a mechanism invalving a hydride shift or an alkyl shift for each solvolysis reaction. Explain how reamangement for
4. If you heat the two dideuterobutadiene (below), the molecule will undergo an electrocyclization. Is it con- or disrotatory? What is the orbital that determines that? Draw the final product including relative stereochemistry 5 pts