Explain how you could make the polymer -[OCCH(CH3)O]n- from ethanol as the only available organic material.

Q: The oxidation number _________ as you add electrons a. increases b. decreases  c. stays the same

A: Oxidation Number/Oxidation state : It is defined as the charge(real or imaginary) which an atom…

Q: A certain liquid has a vapor pressure of 92.0 Torr at 23.0°C and 383.0 Torr at 45.0 °C. Calculate…

A: Answer :

Q: 2. What forms when water reacts with an alkene under acidic conditions? MARTOR A) B) C) D) E) an…

A: Reaction of water with an alkene under acidic conditions proceeds via carbocation mechanism and the…

Q: Using the table of standard formation enthalpies that you'll find under the ALEKS Data tab,…

A:

Q: 11. How do the core charges for H, Li, and Na compare to each other? Based on this ans and their…

A: 11) Hydrogen , lithium and sodium are placed in same family because all three looses one electron to…

Q: Using standard heats of formation, calculate the standard enthalpy change for the following…

A: Given: ∆HfoCH4g=-74.8 kJ/mol∆HfoO2g=0.0 kJ/mol∆HfoCO2g=-393.5 kJ/mol∆HfoH2Og=-241.8 kJ/mol

Q: At 2000 °C the equilibrium constant for the reaction 2NO(g) = N₂(g) + O₂(g) is Kc = 2.4 × 10³. If…

A:

Q: Air conditioners dry the air while they cool the air. Suppose an air conditioner is used to cool a…

A: Volume= 7.44m×11.53m ×2.62m  Temperature= 28°C  Vapour pressure of water=28.4torr  Partial pressure…

Q: When the electrons in a covalent bond are not equally shared between the atoms, the negative end of…

A:

Q: A sample of solid silicon is heated with an electrical coil. If 134 Joules of energy are added to a…

A: Given -  Mass of silicon = 13.0 g Initial temperature (T1) = 22.5 °C Heat (q) = 134 Joules To find -…

Q: The familiar "ether" used as an anesthetic agent is diethyl ether, C4H10O. Its heat of vaporization…

A:

Q: 26) How does a catalyst increase the rate of a chemical reaction? a) By changing the magnitude of…

A: Q 26. This question belong to Chemical Kinetics that is Effect of catalyst on the rate of reaction.

Q: Ethanol, C₂H₂O, is most often blended with gasoline - usually as a 10 percent mix - to create a fuel…

A: Given that mass of C7H16 = 421 g molar mass of C7H16 = 100.20 g/mol combustion of 1 mole of C7H16…

Q: Match these atomic diagrams to the correct element names. Red = electrons, blue = atomic nucleus A.…

A: -> Nucleus contains proton and neutrons. -> Number of electrons is equal to number of protons,…

Q: Provide examples, by using the only elements: cesium , beryllium , bromine and fluorine to design 6…

A: Solution - Double displacement reaction - when both metal or element present in a compound exchanges…

Q: The pressure above a pure sample of solid Substance X at -120. °C is lowered. At what pressure will…

A: Here, we have given a phase diagram for substance X. Also, the substance X is at -120°C The pressure…

Q: Calculate the heat (kJ) associated with the combustion of 10 g of ethane given the following…

A: Suppose we have a balanced thermochemical reaction  aA + bB —> cC.  ΔE = x unit Then  a mol of A…

Q: The daily dose of ampicillin for treatment of an ear infection is 75 ma per kg of body weight (75 mg…

A: The conversion equation to be used to in this problem is Q1 x M1 = Q2 x M2   ; equation-1 On…

Q: Which statement(s) is/are true about the use of the images? Image 1 Image 2 A Only statement I is…

A: Introduction:-

Q: A chemist needs to know the mass of a sample of aniline to 6 significant digits. She puts the sample…

A: Significant figures

Q: 6. Calculate the enthalpy change of the following reaction between nitrogen gas and oxygen gas,…

A: According to Hess' law, sometimes referred to as Hess's law of constant heat summation, "under…

Q: 9) 10) In a system, if heat is absorbed by the system and work is done on the system, then a) q>0 &…

A: Heat is a form of energy. It follow in a body due to difference in temperature i.e. due to…

Q: A student sets up the following equation to convert a measurement. (The ? stands for a number the…

A: Here, we have to convert 0.070 Pa.cm3 into kPa.m3.

Q: 4NH3(g) + O2(g)→2N2H4(g) + 2H2O(1) Express your answer using five significant figures. ΔΗ 17| ΑΣΦ…

A: Since, The standard enthalpy of the formation is defined as change of enthalpy of 1 mol of the…

Q: A chemist measures the enthalpy change AH during the following reaction: Fe(s) + 2HCl(g) →FeCl₂(s) +…

A: Given reaction is exothermic reaction, because heat is being released. If we write the opposite…

Q: =) A AH corresponds to an a) negative, endothermic c) positive, exothermic process. b) negative,…

A: Since you have asked for question number 12 only, we are providing you a solution for it. If you…

Q: трум www D 4000 1. cont. 100 4000 3000 2001 2001 HAVENUE HAVENU 1500 1500 1000 при 500

A: For clear answers lets first mark the IR spectrum -

Q: The specific heat capacities of lead and water are 0.107 Jg¹ K-1 and 4.184Jg¹ K-1, respectively.…

A: Specific heat capacity- It is the amount of heat energy required by 1 kg substance to raise the…

Q: Practice 3: Photochemical chlorination of the following molecule gave 4 monochlorinated products.…

A: To draw the structures of A, B, C and D. Two of them are 1º alkyl halides (A,B) while the others are…

Q: What is the total mass in grams, expressed in scientific notation with the correct number of…

A: In the case of addition of numbers the final result can be represented with least number of…

Q: wo 20.0 g ice cubes at -20.0 °C are placed into 215 g of water at 25.0°C. Assuming no energy is…

A:

Q: Using the Clausius - Clapeyron equation, determine the vapor pressure of water at 50.0 °C. The molar…

A: Given, Vapour pressure (P) P1 = 1 atm = 760 torr P2 = ? Temperature (T) Note: Temperature of water…

Q: 20) For the following reaction: 2NH(g) →Na(g) + 3H2(g). calculate the work against a constant…

A:

Q: 5. Predict the products and label the reactions as SN1, SN2, E1, or E2 for the following reactions.…

A:

Q: 23. A silver nitrate solution contains 14.77 g of primary-standard AgNO3 (169.87 g/mol) in 1.00 L.…

A: Since, Molarity is the number of moles of solute dissolve in one litre of the solution. Thus,

Q: How do you balance it ??

A:

Q: Calculate the pH after addition of 0.00, 5.00, 25.00, 45.00 mL, 50.00 mL, 55.00 mL of 0.1200 M HCl…

A: AS PER ANSWERING GUIDELINES, I WILL ANSWER ONLY FIRST THREE PART.IF YOU WANT THE REST POST THEM…

Q: A 9.00 L tank at 8.6 °C is filled with 11.0 g of sulfur tetrafluoride gas and 9.86 g of dinitrogen…

A: Answer: Mole fraction of a gas in a gaseous mixture is always equal to the ratio of the moles of the…

Q: Unit of lenghts conversions. Make sure to show your work to earn points 1- 44.3 m is__pm 2- 72.6nm…

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

Q: 6. Which of the following is a reason that the rate of reaction increases with increasing…

A: 6.) Answer :  As increase in the temperature typically increases the rate of reaction. Because" An…

Q: 크 정 Z H-CFC1-CF2-0-CF2H. m Ои

A: There are some rules given by the IUPAC to name any organic compound. By following them we can write…

Q: A student sets up the following equation to convert a measurement. (The ? stands for a number the…

A: Conversion -->  1 J = 10-3 kJ  1 mmol = 10-3 mol

Q: 15. The molar solubility of mercury (II) iodide in water at 0°C is 3.02 x 10¹ mol/L. What is the…

A:

Q: Q: Determine the structure of the following unknowns using the table to fill in your answers. B C…

A: Integration of a 1H NMR peak represents the number of H atoms that produce the peak. Multiplicity…

Q: 6) a) 74.0 g of butan-1-ol (C4H9OH) reacting with excess hydrogen bromide will produce how many…

A:

Q: H₂C CH3 H₂C CH₂ CH3 -CH3 CH₂

A: Given   different structures of organic molecules.

Q: Titration of KOH using HCI Standardization of HCI solution using Na2CO3 *MW of Na2CO3 = 106 g/mol…

A: Molarity = (no. of mole / volume of solution in ml)*1000 molarity of unknown solution = (Used volume…

Q: Draw the structure of the product of the Diels-Alder reaction below. OCH3 + H3C NC-C=C-CN • Use the…

A:

Q: 0.0025 moles of BaSO3 form at the point when 250.0 mL of H2SO3 react with 50.0 mL of Ba(OH)2. of the…

A: The molar concentration: is defined as the no of moles of solute dissolved in 1000 mL solution. The…

Q: A solution of 50.0 mL of 0.20 M H2SO4 is titrated with 1.0 M of LiOH. H₂SO4 + 2LIOH → Li₂SO4 + 2H₂O…

A: Given, H2SO4 + 2LiOH → Li2SO4 + 2H2O Molarity of H2SO4 solution = 0.20 M = 0.20 mol/L Volume of the…