Q: Which of the following molecules is the most stable? A) (4R,5S,…
A: The question at hand involves the assessment of the stability of different molecules based on their…
Q: 17. Enantiomers of CHBRIF Perspective drawings of both enantiomers: a. Make models of both…
A:
Q: The reform reaction between steam and gaseous methane (CH₂) produces "synthesis gas," a mixture of…
A: The objective of this question is to show that the water gas exchange reaction is a chemical…
Q: 11.8 g of aluminium metal is dropped into a beaker that contained hydrochloric acid. How many litres…
A: First we have to write the balanced chemical equation,Al + HCl → AlCl3 + H2Balancing the above…
Q: Which of the following is not the characteristics of water? A Tiada warna Colourless B Tiada rasa IN…
A: We have to find out which is not the characteristics of water. Water has the formula H2O.
Q: COOCH3 COOCH3 NaOCH3 CH3OH CO₂CH3
A: An arrow always depicts from a region of high electron density to low electron density ; that is…
Q: Consider the following chemical equation. 2C3H6(g)+9O2(g)-6CO2(g)+6H2O(g) if 31.6g of C3H6 and 36.6…
A:
Q: Give an IUPAC name for the compound below. Accepted names for branched alkyl groups are isopropyl,…
A: We have to write the IUPAC name for the given compound
Q: Merck, a major pharmaceutical company, has recently asked the FDA to authorize the use of…
A: A chiral C atom is assigned configuration R or S based on Cahn-Ingold-Prelog rules or CIP rules.…
Q: but in text book it said it will change
A: Moles of gas A = 3 molMoles of gas B = 4 molTherefore,Temperature = T = 298 K
Q: Which of the following compound is not likely absorbing in the visible light wavelengths?
A: A question based on UV visible spectroscopy. 4 Structures are given from which the colorless…
Q: 3. Sketch a plausible predominance diagram, over the pH range -2 to 16, for arsenic in the 3+…
A: The objective of this question is to show the plausible predominance diagram which show the…
Q: Consider an experiment in which NH3 and O2 react to form H2O and NO2. How many moles of O2 are…
A:
Q: Calcium-48 is used to produce heavy elements. A research facility uses a particle accelerator that…
A: To answer these questions, we need to consider the process of nuclear fusion and the stability of…
Q: Pure gold has a density of 19.3 g/mL. If you counted 7 gold rings, each of which measures 7.3 grams…
A: The density of gold is 19.3 g/mL.There are 7 gold rings.The mass of one gold ring is 7.3 g.To…
Q: 12) Label each asymmetric carbon in the compound below as R or S.
A: A question based on introduction to organic chemistry.. The given structure is to be labelled as R…
Q: A 58.5°C cube of silver (Ag) is placed in 100.0 grams of water initially at 24.8°C. The system…
A: Given,Initial temperature of metal = 58.5 0Cmass of water = 100.0 gInitial temperature of water =…
Q: 3. Which does not occur from the addition of an inert gas to an equilibrium system? SCH4U Lesson…
A: An inert gas is exactly that, inert as it doesn't participate in the reaction. Therefore, it reacts…
Q: kg. Alpha particles have a mass of ma = 6.64 x 10-27 Calculate the de Broglie wavelength ₁ of an…
A:
Q: Which of the following gases is expected to be most soluble in water? A B C D CC1 4 CHCI 3 Benzene…
A: We are given 4 different gases and have to answer which of them is most likely to be soluble in…
Q: How would I calculate the initial activity of the bone-assimilated of Sr-90 if 2.79 pCi of Sr-90 per…
A: The objective of this question is to show the activity be in Bq and the number of nuclides present…
Q: How many kinds of chemically non-equivalent hydrogens are there in each of the following compounds?…
A: Each unique proton in a compound produces a signal in hnmr spectra.The value of the signal depends…
Q: 1. Write the mechanism for this reaction and draw the most probable product for the Williamson ether…
A: We have given the organic reaction and we have to find out the major product and identify the most…
Q: Draw the simplest set of curved arrows that shows how the structure on the left could be turned into…
A: Given,The resonance structures:
Q: For each pair of reactions (a) - (d), indicate which is faster. a) A CH₂CH₂Br + CH₂NH₂ or BCF₂CH₂Br…
A: Note: Since you have posted a question with multiple sub parts, we will provide the solution only to…
Q: 1³N → C+e O alpha decay Obeta decay O positron emission gamma emmission
A:
Q: 3. Norleucine (Nle) is a commonly used amino acid isostere for methionine (structure attached).…
A: An amino has two functional groups namely, amine and carboxylic acid. The combination of amino acids…
Q: 2. (, Give the structure of the major product of the following reaction H Ill H Br CH3 NaOCH3 CH3OH
A: The objective of this question is to show the mechanism of given reaction. The molecule react with…
Q: A tree killed by being buried under volcanic ash was found to have a ratio of carbon-14 atoms to…
A: In this question,we need to determine how long ago a tree was buried under volcanic ash if it has…
Q: 15) Which of the following structures represents the major organic product(s) of the transformation…
A: The given reaction is a SN2 type reaction.The term "SN2" refers to a type of nucleophilic…
Q: Drag the necessary atomic orbitals on N into the "Hybridizer" to construct the hybrid orbitals…
A: Hybridization is the process during which the atomic orbitals having comparable energies present in…
Q: How do I draw trans, cis-octa-1,3,5-triene.?
A: The objective of this question is to explain the cis trans structure of octa-1,3,5-triene. The chem…
Q: In the nitrite ion (NO₂), Consider the implications of resonance.
A: The nitrite ion (NO2-) is a polyatomic ion that exhibits resonance. Resonance is a concept in…
Q: What is the molar mass of manganese sulfate(MnSO4.H2O)?
A: Here we are asked the molar mass of manganese sulfate(MnSO4.H2O)
Q: Macmillar Which type of compounds tend to have the highest melting and boiling points? O molecular…
A: The objective of the question is to identify the type of compounds tend to have the highest melting…
Q: The degree of unsaturation, or index of hydrogen deficiency, is the number of pi bonds plus rings in…
A: There is formula which can be used for degree of unsaturation->Degree of unsaturation = (2C + 2 +…
Q: pt - Reaction mechanism and curved arrow notation are challenging topics. Arrowheads with two sides…
A: In the given reaction the allylic bromide gets hydrolyzed and forms alcohol and alkene. The reaction…
Q: Propose the structure of a compound that exhibits the following ¹H NMR data. C4H10O 0.90 ppm (6H,…
A: NMR spectroscopy is a very important tool for the determination of the structure of the organic…
Q: At a certain temperature the vapor pressure of pure benzene and pure toluene are 380 torr and 130…
A: vapour pressure of benzene = 380 torrvapour pressure of toluene = 130 torrMole fraction of…
Q: Which of the following molecules will provide the greatest source of energy? a. C8H18 b. C6H14 C4H10…
A: The moelcules given are -Octane = C8H18Hexane = C6H14Butane = C4H10Ethane = C2H6
Q: A certain signal molecule S in brain tissue is degraded by two different biochemical pathways: when…
A:
Q: 16. Explain why, when an iron nail is placed in hydrochloric acid, a reaction occurs, but when a…
A: Given question is related to activity series of metals. The activity series is a list of elements in…
Q: An analytical chemist is titrating 104.0 mil. of a 0.8000 M solution of hydrazoic acid (HN,) with a…
A: The pH is a measure of H+ ion concentration which can be calculated directly from the value of [H+]…
Q: 5. Which of the following solutions will have the greatest concentration of S? A. 150.0 mL of 0.010M…
A: Molarity is a specific type of concentration measurement used in chemistry to describe the amount of…
Q: A. Provide a reasonable mechanism for the non-enzymatic transformation shown below. H H+ + H₂O
A: An arrow always depicts from a region of high electron density to low electron density ; that is…
Q: Draw the structure of the major organic product(s) of the reaction. O CH3 N CH3 1. LiAlH4, ether 2.…
A: Lithium aluminum hydride (LiAlH4) is a versatile reducing reagent, that reduces an amide into an…
Q: In thermodynamics, we have defined Spontaneity and have given many examples of it. Is radioactive…
A:
Q: Please draw the possible products of the compund using radical reaction conditions. This is a…
A: A question based on reactions of alkenes. The possible product of monobromination under radical…
Q: 210pb has a half-life of 22.3 years and decays to produce 206Hg. If you start with 7.52g of 210Pb,…
A:
Q: If the three balloons below are at STP, what is the volume of gas in each balloon?
A:
Q-nirali
The
Step by step
Solved in 3 steps
- Date: Period: 011: Calculate the AH for the reaction: C2H4 (g) + H2 (g) => C2H6 (g), from the following data: 1. C2H4 (g) + 302 (g) => 2 CO2 (g) + 2 H2O (1) AH-1411 kJ / mole C2 H6 (g) + 7/2 O2 (g) => 2 CO2 (g) + 3 H2O (1) AH - 1560 kJ / mole 3. H2 (g) + ½ O2 (g) => H2O (1) AH - 285.8 kJ / mole 2.8 用器 W all. Which of the following equations describes the A H1 of the following reaction (use your guides to solve this question): 1) 3 CH4(g) +4 03(g) 3 CO2(g) + 6 H₂0lg Additional information: A H (O3)=+143 KJ/mol. -3(394)-6(242)-4(143) + 3(74.8) B +3(394) + 6(242)-4(143) + 3(74.8) -3(394)-6(242)-4(143)-3(74.8) +3(394) + 6(242) + 4(143) + 3(74.8) -3(394)-6(242) + 4(143)-3(74.8)Date: Period: 011: Calculate the AH for the reaction: C2H4 (g) + H2 (g) => C2H6 (g), from the following data: 1. C2H4 (g) + 302 (g) => 2 CO2 (g) + 2 H2O (1) %3D AH-1411 kJ / mole C2 H6 (g) + 7/2 O2 (g) => 2 CO2 (g) + 3 H2O (1) AH – 1560 kJ / mole 3. H2 (g) + ½ O2 (g) => H20 (1) AH - 285.8 kJ / mole 2.
- What is the enthalpy change of combustion of urea, (NH2)2CO, in kJ mol-1? 2(NH2)2CO(s) + 302(g) → 2CO2(g) + 2N2(g) + 4H2O(I) AH, I kJ mol (NH,),CO (s) CO, (g) H,O (1) -333 -394 -286 A. 2 x (-333) –2 × (-394) –4 × (-286) В. [2 x (-394) + 4 × (-286) -2 x (-333)] C. 2 x (-394) + 4 × (-286) –2 × (-333) D. (2 x (-333) –2 × (-394) –4 × (-286)]Find the AH for the reaction below, given the following reactions and subsequent AH values: B2H6(g) + 6 Cl2(g) → 2 BCI3(g) + 6 HCI(g) ΔΗ = – 72.5 kJ BC13(g) + 3 H₂O(l) → H3BO3(g) + 3 HCI(g) B2H6(g) + 6 H₂O(l) → 2 H3BO3(s) + 6 H2(g) ΔΗ = + 60.8 kJ 1/2 H₂(g) + 1/2 Cl₂(g) → HCI(g) 150.3 kJ ΔΗ = -Given that H2 (g) + F2(g) 2 HF(g) AHgxn = -546.6 kJ 2 H2(g)+02(g) 2 H2O(1) ΔΗ -571.6 kJ rxn calculate the value of AH for +4 HF(g) 02(g) 2F, (g) +2 H2O() kJ ΔΗΗ www.tinacio
- Use the AH°f and AH°, rxn SO 2(8) AH'f (kJ/mol) -297 1) -792 kJ/mol 2) -248 kJ/mol 3) -495 kJ/mol 4) -578 kJ/mol 5) -396 kJ/mol information provided to calculate Hºf for SO3(g): 2SO2(8) +02(g) → 25O3(g) AH xn-198 kJQ4: Calculate the enthalpy of the reactions below: 1. H;Om + CO2 (aq) - H,CO3 (aa) 2. H;POalag) + 3OH, → 3H;0m + POaloa) 3. C;Ha (a) + 302 () → 2H,06) + 2CO2 (9) AHP of H,CO3 (oa) is -699.65 kJ/moleHow do you find the S value, and delta H value of a product (in a reaction) With given S, delta H, of the reactants of the reaction, and with given delta Grxn. Please write a formula.
- Oxidation of gaseous ClF by F2 yields liquid CIF3, an important fluorinating agent. Use the following thermochemical equations to calculate AH for the production of CIF3: rxn (1) 2 СIF(g) + O2(g) (2) 2 F2(g)02(g) -»2 OF2(g) (3) 2 CIF3()2 O2(g)Cl20(g) +3 OF2(g) Cl20(g) OF2(g) + AH° 167.5 kJ AH 43.5 kJ AH 394.1 kJ kJPart A Find A,H for the combustion of ethanol (C2H60) to carbon dioxide and liquid water from the following data: the heat capacity of the bomb calorimeter is 34.65 kJ K1 and the combustion of 1.755 g of ethanol raises the temperature of the calorimeter from 294.21 K to 295.72 K ? A;H = 1373 kJ mol-1 Submit Previous Answers Request Answer X Incorrect; Try Again; 4 attempts remaining(1) C(s) + O2(g) CO2(8) AH, = -393.5 kJ AH = -283.0 kJ Using these data, calculate the enthalpy for the combustion of C to CO: (2) CO(g) + 02(8) CO2(8) - %3D (3) C(s) + 02(8) CO(g) AH3 = ? 24 - O A) 403.5 O B) 676.5 403.5 O D) 110.5 O E) -110.5