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Q: Certain compound has a melting point of 801°C and a boiling point of 1465°C. The entropy of fusion o...

A: Initial temperature (melting) = 801°C + 273 = 1074 K Final temperature (boiling) = 1465°C + 273 = 17...

Q: Question 2 on the photo

A: To calculate concentration of Ag+ at anode: The reaction occur at cathode, The reaction occur at an...

Q: Answer #3 (a & b) (c & d)

A: The electrons which are transferred between the two reactants that are participating in a chemical r...

Q: For the reaction CO(g)+2H2O(g)→CO2(g)+H2(g) at 700K, Keg=5.10 Calculate the delta Go for the reactio...

A: Given, CO(g)+2H2O(g)→CO2(g)+H2(g) Keq=5.10

Q: Describe how collecting pressure and temperature data in a sealed rigid container could be used to d...

A: According to the ideal gas law, PV = nRT where P = pressure V = volume n = moles R = gas constant T ...

Q: When 0.0801 mol of an unknown hydrocarbon is burned in a bomb calorimeter, the calorimeter increases...

A: The relation between the enthalpy change involved in the combustion reaction and heat capacity of th...

Q: Calculate delta H for the reaction: 1/2N2 (g) +1/2O2 (g) ---> NO(g) given the following informati...

A: This question is based on Hess's law. According to this law: The enthalpy of a given chemical reacti...

Q: How many moles of compound are in 25.0g of Na2CO3 · 10 H2O ?

A:

Q: Methotrexate, a drug that inhibits the metabolism of folic acid, is used in the treatment of a varie...

A: (a) The hybridization of nitrogen atoms marked by star is sp2 hybridized and the other nitrogen atom...

Q: For the reaction H2 (g) + CO2 (g)  → H2O (g) + CO (g) at 700 °C, Kc = 0.534. Calculate the concentra...

A: The given reaction is: Kc for the reaction at 700˚C is 0.534. Concentration of the species present ...

Q: Draw the product of each of the following reactions

A:

Q: HiCan you help me solve this question?

A: Direct halogenation of toluene yields only mono-substituted halogen derivatives. In order to obtain ...

Q: How many liters of hydrogen gas would be produced by the reaction of 38.6 g of Al with excess HCl at...

A: The given balanced chemical reaction is as follows: As per the information  mass of aluminium is 38...

Q: Use the following data to determine the percent mass of C a CO3 in an antacid tablet. 1.121 grams of...

A: The moles of NaOH required for back titration is because of the HCl remained in the solution  Since ...

Q: Explain, with reference to the mechanism, why addition of one equivalent of HCl to diene A forms onl...

A: Since the terminal alkenes are more nuclophilic compared to the the middle alkenes due to less stabi...

Q: A 25°C  pH of pure water is 7.00. The standard enthalpy change of reaction of the autoionization of ...

A: Since the pH is 7 => [H3O+] = [OH-] = 10-7 M  because pH = -log [H3O+] = 14 + log[OH-] Hence the ...

Q: At 580 nm, the wavelength of its maximum absorption, the complex Fe(SCN)2+ has a molar absorptivity ...

A: Since you have posted a question with multiple sub-parts we will solve the first three sub-parts for...

Q: Draw all the possible products of the monochlorination of methylcyclopentane. Which ones are enantio...

A:  monochlorination of methylcyclopentane will bring Cl on the carbon in the methylcyclopentane  Since...

Q: In terms of % yield = (actual / theorietical ) X 100, explain what is meant by “theorietical”.

A: Answer :- Theoretical yield :- In a chemical reaction Theoretical yield is the maximum quantity of a...

Q: Use information from Table 17.1 (pp. 907-909 of your textbook) to answer this question.  What is the...

A: In the given cell we can see that the oxidation of Al is taking place and reduction of Cr3+  Hence t...

Q: Which one of the following is insoluble in water? Na2Co3 Ca(NO3)2 Cu3(PO4)2 K2SO4 NH4Cl

A: Solubility rules:      Salts containing Group I elements and ammonium ion are soluble.     Generally...

Q: A)

A: Surface tension is the tension  created at the surface of the film due to attraction of the particle...

Q: Consider the following redox reaction: Fe(s)  +  2 HCl(aq)  →  FeCl2(aq)  +  H2(g) Which of the foll...

A: The complete balanced chemical equation with their oxidation state is shown in equation (1). Accordi...

Q: Question four on photo

A: In an electrolytic cell for the electrolysis of a metal conversion of electrical energy in to chemic...

Q: What mass of AgI can be produced from a 0.240g sample that assays 30.6% MgI2?

A: Since the mass of MgI2 in the sample = mass of sample X % of MgI2 / 100 => the mass of MgI2 in th...

Q: HiCan you help me solve this question?

A: Given compound synthesized from cyclohexanol using inorganic reagents

Q: Does your molecular exhibit resonance? If so, show all possible forms. Does your molecule have any i...

A: Given molecule: CH3CH2OH

Q: Consider a cadmium (Cd) concentration cell.  In one half-cell, there is a Cd metal electrode and a 0...

A: Since it is a concentration cell, the standardelectrode potential or cell potential of the system is...

Q: Please finish this mechanism problem and show all movement of electrons and any thing you used to ge...

A:

Q: What is the mass, in grams, of 150 mL of liquid iron if its density is 7.874 g/cm³? Make sure to rep...

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Q: Today, synthetic detergents like the compound drawn here, not soaps, are used to clean clothes. Expl...

A: Each detergent molecule has a long hydrocarbon chain called tail and a head group.

Q: (7): Sketch the reaction profile (a plot of potential energy vs. the progress of the reaction) for a...

A: Given: Change in enthalpy (ΔH) = -200 kJ/mol Activation energy (Ea) = 75 kJ/mol

Q: Show a mechanism with curved arrows for the reaction.

A: The given reaction is,

Q: Please show work

A: Experimental Yield of the product obtained = 1.532 g Theoretical Yield of the product = 1.515 g Perc...

Q: 7 of 11 Review | Constants | Periodic Table Part H For the atoms that do not follow the octet rule s...

A:

Q: Find ΔG° for the following reaction using ΔH°f and S° values. (a) H2(g) + I2(s) ⟶ 2HI(g) =____kJ

A: Entropy change for the reaction (a), ΔSrxn is calculated as shown below where So(product) and So(rea...

Q: C)

A: C) since in the case of butanoic acid, we have OH group present in it which is not in case of ethyl ...

Q: What is the pH of a peach with a [-OH] = 3.2×10-11 M? What is the pOH?

A: p[OH-] = -log(3.2*10^-11)  = 10.494      (ans)  

Q: Cardiolipins are found in heart muscles. Draw the products formed when a cardiolipin undergoes compl...

A: The mechanism is as follows:  

Q: 1. What is the function of the cerebrospinal fluid?  2. What is a ganglion?

A: Since you did not mention which question, so we are answering 1st question for you:

Q: 2.

A: The relationship between the temperature in Kelvin and Fahrenheit is given as TK = (90 TF - 32) / 1....

Q: HiCan you help me solve this question?

A: The substitution reaction containing aromatic compound (benzene) as reactant which reacts with alkyl...

Q: Fe3+ (aq) In lab a student calculates the following equilibrium concentrations for FESCN?+ + SCN. (a...

A: According to the clausius clapeyron equation ln(K2/K1) = (-ΔH0 / R ) X (1/T2 - 1/T1)  where K2 = equ...

Q: Rank the following compounds in order of increasing acidity.

A: The acidity of the organic compound especially a cyclic compound can be predicted based on two thing...

Q: expect to have the higher boiling 15. Name these hydrates: (a) BaBr2 • 2 H;O (b) AICI; · 6 H;O (c) F...

A: Name of the hydrate is determined as follows: Identify the name of elements present in the formula ...

Q: For the liquid-phase reaction 2A + 2B ⇄C + D , it was found that when 3mol A, 4 mol B and 1mol C wer...

A: To calculate equilibrium constant:

Q: Calculate the nuclear binding energy in mega-electronvolts (MeV) per nucleon for Tl203Tl203. Tl203Tl...

A: Nuclear mass of Tl = 202.972 amu Mass of protons, mp = 1.00728 amu Mass of neutrons, mn = 1.00867 am...

Q: The following reactions have been used to synthesize dieldrin and aldrin (named for Diels and Alder)...

A:

Q: What is the 3rd stepwise equilibrium constant expression (Ka3) for phosphoric acid H3PO4?

A: Given polyprotic acid is phosphoric acid, The general equilibrium constant expression is given by,  ...