stereochemistry. SN Br OH Br products ?

Q: NaH (A) CH,-(CH),I PI HBr (excess) OH NaOH МСРВА (B) CH;Cl, PII H,SO, MeOH EtOH PIV PIII athony4.met...

A: PI : There are two products formed. Since the HBr is in excess amount so it will lead to alkyl halid...

Q: : Hydrogen and oxygen are reacted and the water formed is collected at 25°C, where it has a density ...

A: Given :-  Mass of H2 = 36.8 g  Mass of O2 = 168 g  Density of water = 0.997 g/mL  To calculate :-  V...

Q: The value of the equilibrium constant for the following reaction is 224 at a given temperature:     ...

A: We have to predict the equilibrium constant for given reaction.  

Q: Explain why the product distribution is observed for the following reation: Explain why the product ...

A: The reaction of alkene  with HBr proceeds via carbocation intermediate. As carbocation is planar in ...

Q: the reaction 2NOCl(g) 2NO(g) + Cl2(g) is Kc = 3.6 × 10–4.  An equilibrium mixture was found to have ...

A: KC is equilibrium constant

Q: Name: 1) Show the role of each ether solvent (diethyl ether, THF and crown ether) in reactions by ma...

A: Ethers  have nonbonding electron pairs on their oxygen atoms, so  they can form hydrogen bonds with ...

Q: Which of the following scenes depict the process of an increase in the enthalpy?     Stirring a coff...

A: Answer: Enthalpy of the system decreases when process is exothermic and it loses heat and enthalpy o...

Q: To manufacture a vehicle, four tires and one steering wheel are required. How many cars can be manuf...

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Q: Compare the solubility of lead chromate in each of the following aqueous solutions: Clear All 0.10 M...

A: Answer: Solubility of a sparingly soluble salt in compound will be decided on the basis of its ionic...

Q: 25 mL of a 0.356 M solution of NH4+ was mixed with 40 mL of 0.842 M potassium nitrate. What is the f...

A: Given,  Molarity of NH4+ = 0.356 M  Volume of NH4+ = 25 mL  Molarity of KNO3 = 0.842 M  Volume of KN...

Q: This is about Quantum Numbers, Electronic Configuration, and Periodic Trends.  Following are descri...

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Q: Which of these structures shows how the pictured molecule will look after it is flipped over horizon...

A: Observations and conclusions: 1) Upon flipping, the atoms/groups on the axis would just change their...

Q: Given the values of bond length, arranged in DECREASING order of intramolecular force:(1) C=O 133;(2...

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Q: refractometer

A: In this question we have to explain using refractometer, how to solve the percentage of suger soluti...

Q: When work is done on a system to bring it into an ordered state which of the following is true? O Th...

A:                                  Answer  when work is done on the system If work is done on the syst...

Q: The unit cell of the tetragonal (a = b not equal to c) phase of a Ni and Nb alloy is given below. a....

A: Given a tetragonal unit cell where a=b but not equal to c . Let's discuss the mirror planes and inve...

Q: The density of water is very close to 1.00 g/mL. If 3.00 moles of ethanol (molar mass 46 g/mol) is m...

A: moles of ethanol = 3 mole Mass of water = 1000 g = 1 kg    

Q: The CH3COOH could have greater vapor pressure lowering than NaOH. O True O False

A:                               Answer  Lowering in vapour pressure is a colligative property Which is...

Q: Br 8. CI Br 10

A: For the IUPAC nomenclature of the compound one should number the compound in such a way that maximum...

Q: Which element has the following orbital 1s | 2s 2p 3s a H田 RNE C

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Q: A sample of glass, which has a specific heat capacity of 0.670 J•g .°C, is put into a calorimeter (s...

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Q: Write balanced molecular equations  1. Na2Co3 (aq) + 2M HCI (aq) 2. K2CO3 (aq) + 2M HCL (aq) 3. (...

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Q: A buffer solution contains 0.228 M ammonium chloride and 0.315 M ammonia. If 0.0274 moles of nitric ...

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Q: Explain what happens to a molecule when it is oxidized

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Q: CH,(9)+2H,S(g) – CS,(9)+4H,(9) At the temperature the engineer picks, the equilibrium constant K, fo...

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Q: An analyte is found to elute from a reversed-phase column with a retention factor of 12.5 when a 20%...

A: Given data  :- At 20% ethanol and 80% water concentration retention factor = 12.5

Q: An environmental chemist analyzed the effluent (the released waste material) from an industrial proc...

A:   Volume of NaOH = 10.59 mL Concentration of NaOH = 0.1546 M Volume of effluent = 3.52 mL   Since be...

Q: B. 2 S2Cl2, 4 Cl2, 8 SCl2 C. 3 S2Cl2, 5 Cl2, 6 SCl2 D. 4 S2Cl2, 6 Cl2, 4 SCl2 E. 5 S2Cl2, 7 Cl2, 2 S...

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Q: 2. In a chemical atomic mass determination, the tin content of 3.7692 g of SnCl4 was found to be 1.7...

A: In SnCl4 one Sn atom combine with 4 chlorine atom. Given mass of SnCl4 is 3.7692 g and mass of Sn is...

Q: How does Synthesis and Decomposition work? LIke how do you know what products are going to be what b...

A:  Synthesis reactions are those chemical reactions where two elements generally reactants combine to ...

Q: Which of the following reaction is a spontaneous? O CaO(s) + CO29) → CaCO3(g) O 2SO2«g) + O2(g) → 2S...

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Q: 24. C2H5-S-C2H5 is an example of O thiols O thioethers thioaldehydes 25. All amino acids, except , a...

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Q: Which of the following is incorrect in the set of sign conventions for AH, AS, and AG with the tempe...

A: We have to predict the incorrect set of thermodynamic quantity.  

Q: Which of the following statements about flame ionization detector (FID) is not true? O A. FID measur...

A: FID (Flame Ionization Detector) is a chromatographic instrument used for the analysis of any organic...

Q: 1. How many phases did you observe when the naphthalene and p-dichlorobenzene were dissolved? What d...

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Q: 2. A 1000 cc flask is filled with 4.00 grams of hydrogen gas and 8.27 ounces of bromine gas at   44...

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Q: A buffer sSolution contains 0.388 M ammonium bromide and 0.290 M ammonia. If 0.0311 moles of sodium ...

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Q: Describe the two characteristics of water that cause it to evaporate more slowly than other liquids....

A:                                   Answer Describe the two characteristics of water that cause it to ...

Q: 1. Calculate the percent composition of water in the following hydrates: (show all work) BaCl2 2H20 ...

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Q: An ideal gas is allowed to expand from 6.40 L to 48.0 L at constant temperature. By what factor does...

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Q: When doing titration to an acid with NaOH, instead of using HCI, you used H2SO4 instead. Would you u...

A: No. In a titration of an acid with NaOH, the actual neutralization process is the combination of H+ ...

Q: Why is the boiling point of a liquid dependant on the atmospheric pressure?

A: Boiling is the process where liquid molecules transfer to vapor at the Boiling point.   

Q: A student collected the data shown below in order to determine the heat of vaporization of toluene. ...

A: Given:

Q: Br Br2 Br hv HBr NBS Br HBr Br hv HOOH

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Q: Given the following reactions: N2(g) + 202(g) –→ 2NO2(g) AH = 66.4 kJ 2NO(g) + O2(g)→ 2NO2(g) AH = -...

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Q: At –9.12 °C the concentration equilibrium constant K. =9.6 × 10 for a certain reaction. Here are som...

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Q: In a constant-pressure calorimeter, 65.0 mL of 0.800 M H,SO, was added to 65.0 ml. of 0.500 M NaOH. ...

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Q: Consider the dissolution of A2B: A2B(s) → 2A*(aq) + B´(aq). Using the information below, calculate f...

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Q: What is the bond order of the carbon-nitrogen bond in the N-methylidenehydroxylamine molecule?

A: Bond order Means number of Bonds present  between the Atoms of molecules. 

Q: 31. Uranlum 235 decays to Lead 207 with a half-life of 0.7 billion years. What Is age of a rock cont...

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