tion 9 of 10 > The heat of vaporization of water is 40.66 kJ/mol. How much heat is absorbed when 1.72 g of water boils at atmospheric pressure? heat:

Q: Consider the reaction,​​H2(g) + Cl2(g) ® 2 HCl(g) How does the value of DG change when the pressures…

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Q: The graphical representation of Cha Let's Do It This Way: Draw the graphical representation of…

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Q: Calculate the pH of an aqueous solution at 25°C that is 0.28 M in phenol (C&H5OH ). (K, for phenol…

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Q: What are the characteristics of the quantum particles- Fermions and Bosons?

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Q: Determine the pH of a 0.650 M solution of magnesium nitrite, Mg(NO2)2 at 25 °C. A solution…

A: Answer: Hydrolysis of the salt of weak acid and strong base or strong acid and weak base takes place…

Q: Projekt 4 HO OH = Mg Br/ => Proyett et is divedat in todays Dag one i prepar epory cybloerene od…

A: Synthesis : Reaction : cyclohexene reaction with mCPBA gives the epoxide. Reaction 2 : cyclohexene…

Q: In a study of the decomposition of nitramide in aqueous solution at 25 °C NH,NO,(aq)N,0(g) + H,0(I)…

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Q: An unknown compound was obtained through steam distillation. At the end of distillation, 34.2578 g…

A: Given, mass of unknown compound = 34.2578 g mass of water = 50.00 g vapour pressure of water = 703…

Q: The combustion of 1 mol of glucose, C6H12O6 liberates 2.82 x 103 kJ of heat. If 1.25 g of glucose is…

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Q: Azulene, an isomer of naphthalene, has a remarkably large dipole moment for a hydrocarbon (u = 1.0…

A: Given: Azulene is an isomer of naphthalene. It has a very large dipole moment for a hydrocarbon…

Q: The reaction C2H5Cl →C2H4  + HCl is first order in C2H5Cl. The rate constant is 1.60 x 10-6/s. In an…

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Q: Solid sodium hydroxide is slowly added to 150 mL of a 0.202 M silver fluoride solution until the…

A: The percentage of silver ion remaining in solution is given below

Q: Calculate the solubility (in g/L) of Aluminum

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Q: Hbr h2/pdc  h3c-c triple bond c

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Q: A 65.5 gram piece of glass (c 0.840 J/g C) is heated to 177"C and dropped into a beaker containing…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Question 6 a) Consider the titration of 35.0 ml of 0.150 mol/L benzoic acid (K = 6.3 x 10-5) with…

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

Q: 2896 ng to mg

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Q: <. aph shows a heat curve for an unidentified substance disco 400 380 360 340 320 300 280 260 240…

A: From the heating curve,  Fusion is the temperature at which vapor pressure of solid is equals to…

Q: OXIDATIVE-RESTORATION METHODS OF TITRIMETRY INCLUDE Choose one answer: a. complexonometry O b.…

A: Correct option is A.

Q: Ozone (O3) in the atmosphere can react with nitric oxide (NO): 03 (g) + NO (g) → NO2(g) + 02(g) What…

A: Given: H = -199 kJ/mol S = -4.1 J/K mol T = 25oC

Q: Indicate the hybridization of the specified atoms. Be sure to consider any lone pairs you added to…

A: The hybridization of organic compounds can be simply determined by counting the number of bonding…

Q: O On a reaction with acid, 4-pyrone is protonated on the carbonyl-group oxygen to give a stable…

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Q: We have a calorimeterthat has a mass of 100.0 g of waterinside (cwater = 4.1840 J/g-K). The…

A: Given: Mass of water = 100.0 g. Initial temperature of water = 20.0 oC Final temperature of system =…

Q: CH4 + 2 H2O ! 4 H2(g) + CO2(g) How many liters of hydrogen can be produced from the reaction of 80.0…

A: Given :-  CH4 + 2H2O → 4H2 + CO2  Mass of CH4 = 80.0 g  Mass of H2O = 16.3 g  To determine :-…

Q: What are the identidication tests used for the group III and IV elements? Give comprehensive…

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Q: The following have to do with rotational partition functions. a) What are the symmetry numbers o for…

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

Q: Draw the organic product of the following reaction. Select Draw Rings More C H Cl CH, CH,C=CCH,CH, +…

A: The given incomplete reaction is :  Complete the reaction and gives the organic product of the…

Q: In a CH,CO,H/CH,CO,Na buffer the [CH,CO,H] = 0.15 M and the [CH,CO,Na] = 0.20 M. Given that pK of…

A: It can be solved by using Henderson hasselbalch equation:- ph = pKa + log [ salt]/[acid]

Q: The phase diagram of ammonia, NH3, can be characterized by the following information. The normal…

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

Q: The gas phase decomposition of hydrogen peroxide at 400 °C H202(g) H,0g) + ½ 0,(g) is second order…

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Q: A. What mass of acrylonitrile can be produced? 19. Acrylonitrile (C3H3N) is the starting material…

A: Weight of C3H6 = 15.0 gm Weight of O2 = 10.0 gm Weight of NH3 = 5.00 gm

Q: Provide the major product for the following reactions 1. A,B,C,D,E,F 2. A,B,C,D,E,F

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Q: Calculate the mole fraction of sulfuric

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Q: The following information is given for copper at 1atm: AHvap(2567 °C) = 305 %3D boiling point 2567…

A: Boiling point of copper= 2567 °C                  ∆HVap = 305 KJ/molMelting point of copper = 1083…

Q: I have diluted my culture 6x10^(-6) times. What was the volume of the stock and the volume of the…

A: Given that, we have to diluted th culture by 6×10-6 times. The total volume of the dilution each…

Q: When the following skeletal equation is balanced under acidic conditions, what are the coefficients…

A: The given redox reaction is: Hg+Sn2+→Hg2++Sn

Q: Draw a complete electron-pushing arrow mechanism for the following transtormation H20 HO H2SO4 OH

A: The reaction given is,

Q: The rate of the reaction ; NO2  +  CO ---------> NO   +   CO2  depends only on the concentration of…

A: As the rate is depends only on the concentration of nitrogen dioxide below 225C means the reaction…

Q: hy does the diazonium ion add in para position to the dimethylamino group? (Check all that apply.)…

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Q: 48  A 1.45 g sample of acetic acid , HC2H3O2 was burned in excess oxygen in a bomb calorimeter. The…

A: 1.45 g sample of acetic acid was burned in excess oxygen in a bomb calorimeter.Heat capacity of…

Q: A chemistry graduate student is given 450. mL of a 1.40 M nitrous acid (HNO, solution. Nitrous acid…

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Q: An unknown metal has a mass of 61.3 g. When 672 J of heat Metal Specific heat (J/g C) are added to…

A: Given: Mass of metal = 61.3 g Heat added = 672 J Change in temperature = 24.4°C

Q: Convert each of the following. Provide your reasoning. 19) 64 cubic centimeters =…

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Q: The chemical Urea Formaldehyde was used in some insulation in houses built during the mid to late…

A: Given: Half-life of urea formaldehyde = 1 year To find: a) decay rate b) time taken to decay 95% of…

Q: The more p orbitals involve in the conjugated system, the more _. Fill in the blank. A Stable the…

A: Given statement is : The more p-orbitals involved in the conjugate system more..............Fill in…

Q: 12:27 1%L7 Methane burns with a fuel value of 55.5 kJ/g. If a 1.00-L cylinder containing pure…

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Q: 3. Traces of heavy metals, such as Cu* and Pb²*, in water bodies can be separated through fractional…

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Q: Solid sodium hydroxide is slowly added to 75.0 mL of a 0.254 M lead(II) cyanide solution until the…

A: Answer: When we add NaOH gradually into the solution of lead cyanide, precipitation of lead…

Q: Select the X group below that would produce a weaker acid than the acid generated when X=H in the…

A: We need to determine X such that a weak acid is formed.

Q: A lake's sediment contains both copper(II) hydroxide and chromium(III) hydroxide solids, which are…

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