For a liquid vaporizing to a gas at a temperature higher than the liquid's boiling point, what are the signs of the thermodynamic quantities in the table below? AS system zero positive negative ΔΗ -- system ΔΗ surroundings AG system AS universe

Q: (3) Q5.18 Homework Unanswered If electricity costs $0.12 per kWh, then what is the total cost for a…

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Q: Write the mass-balance and charge balance equations for saturated Ag2C204 and saturated PbCl2₂.

A: We know in a balanced chemical equation there is conservation of mass, conservation of charge and…

Q: Which of the molecules below has a dipole moment?

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Q: == Q5.60 Homework Unanswered Consider the decomposition reaction of ammonia at 723 K: 2 NH3(g) →…

A: Given reaction : 2 NH3 (g) → N2 (g) + 3 H2 (g)  ΔH = +92.6 kJmol-1 Temperature (T) = 723 K

Q: What is the pH of a solution that is 0.080 M in NaClO at 25 °C?  The Ka for HClO is 4.0×10^-8

A: NaClO is salt made by strong base sodium hydroxide and weak acid HClO

Q: O CHEMICAL REACTIONS Identifying acids and bases by their chemical formula Classify each chemical…

A: The species that increase the concentration of hydrogen ions or hydronium in an aqueous solution act…

Q: A 0.258 L gas sample has a mass of 0.316 g at a pressure of 1.03 atm and a temperature of 288 k.…

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Q: Draw a resonance structure that places a pi bond in a different position. Include all lone pairs in…

A: Resonance structure: If the Lewis structure of a molecule or ion cannot explain by a single…

Q: Which of the following terms best describes the pair of compounds shown: enantiomers, diastereomers,…

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Q: In the above redox reaction, use oxidation numbers to identify the element oxidized, the element…

A: ClO4–  + zn + H2O → ClO3– + Zn(OH)2 In the above reaction we have to find out The elements which is…

Q: A reaction occurs when aqueous solutions of hydrochloric acid and sodium hydroxide are combined.

A: Given : reactants name

Q: Name this according to the IUPAC system. CH3 H₂C OH O

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Q: What is the hydronium ion concentration of a 0.200 M solution of methylamine? The Kb value for…

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Q: Zinc is more active than cobalt and iron but less active than aluminum. Cobalt is more active than…

A: This question is related to the activity series. The activity series may be defined as the series of…

Q: The ideal gas law PV = nRT relates pressure P. volume V temperature T. and number of moles of a gas,…

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Q: 6. Over the year, the thermite reaction has been used for welding railroad rails, in incendiary…

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Q: Determine how much energy is released in the following fission reaction: 1n0…

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Q: mixture of gaseous reactants is put into a cylinder, where a chemical reaction turns them into…

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Q: Q3. Make 50, 25, and 10 µM solutions using the 500 µM stock solution. a. How much of a 500 µM…

A: To calculate the volume of stock solution required to make the diluted solution of given volume, we…

Q: A small bubble of volume 2.1 mL rises from the bottom of a lake where the temperature is 4°C and the…

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Q: Convert 614 Cal to J. Only include the numerical value in your answer. Respond with the correct…

A: We know 1 cal = 4.184 J

Q: Automobile airbags inflate following a serious impact which triggers the chemical reaction 2 NaN3…

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Q: Draw the structure of the tetrahedral intermediate initially formed and draw the structures of the…

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Q: 52. Express each of the following concentra- tions as a ratio strength: (a) 2 mg of active…

A: We know , 1 mg = 1× 10-3 g

Q: 51. Express each of the following as a ratio strength: (a) 0.125% (b) 2.5% (c) 0.80% (d) 0.6% (e)…

A: The ratio strength is the ratio of amount of the solution to that of the amount of solution. Ratio…

Q: Question 14 Which of these would have a peak in the proton NMR which would disappear when D₂0 is adc…

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Q: What is the respiration rate for a breath every 2.5 seconds?  What solids are made up of large…

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Q: For the reaction N2 (g) + 3H2 (g) → 2NH3 (g)  d. If 14.0 g of N2 were initially present, calculate…

A: The given reaction is, N2 (g) + 3H2 (g) --------> 2NH3 (g)  Here, 1 mol N2 reacts with 3 mols of…

Q: 3A2: Integrate their knowledge of 2, symmetry, and molecular formula (MF) with ¹3C NMR data and…

A: The single carbon without hydrogens show a peak in 13C and no peak in DEPT. The CH unit show…

Q: The names and chemical formulae of some chemical compounds are written in the first two columns of…

A: There are two types of solutions. 1. strong electrolytes/weak electrolytes 2. non-electrolytes

Q: Which of these is/are a tertiary alcohol? нс он о A A в OH ▲ A and D В CH 3 CH3 ОН

A: Tertiary alcohol is a compound in which.    -OH group is attached to a saturated carbon atom which…

Q: name the alkenes

A: According to IUPAC nomenclature:  Select the longest continuous chain of carbon atom containing…

Q: According to Charles law, as volume decreases what do you expect will happen to the temperature?…

A: Charles's law: According to the Charles law the volume of the gas is directly proportional to the…

Q: What is the pH of a 0.0200 M Na3PO4 solution, show hydolysis equation and ICE table. If 5%…

A: Concept based on the finding out the pH of the solution formed by the salt hydrolysis of Na3PO4.…

Q: Fe (s) + 2 Ag+ (aq) ⇋ Fe2+(aq+) + 2 Ag(s) K = 0.98546 Hg2Cl2 (s) + 2 NaBr (aq) ⇋ 2 NaCl (aq) +…

A: Given reactions: Fe (s) + 2 Ag+ (aq) ⇋ Fe2+(aq+) + 2 Ag(s) K = 0.98546 Hg2Cl2 (s) + 2 NaBr (aq) ⇋ 2…

Q: When mixing 40 mg of a medication in 100 ml total solution, the resulting strength

A: When mixing 40 mg of a medication in 100 ml total solution, the resulting strength is ..?

Q: Show intermediates and explain your answers. Fe- SO4 + 2 Meli

A: The intermediates and the final structure is given below,

Q: 42. How many grams of hydrocortisone should be used in preparing 120 supposi- tories, each weighing…

A: Total suppositories to be prepared = 120  Weight of each suppository = 2 g

Q: Write a balanced equation for the complete combustion of propane, C, Hg. You may OMIT state symbols…

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Q: Complete the balanced neutralization equation for the reaction below. Be sure to include the proper…

A: Balanced chemical equation: balanced chemical equation can be defined as the reaction in which…

Q: If the molar mass of potassium is 39.10 g/mol and the molar mass of K2SO4 is 174,3 g/mol, then the…

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Q: What mass of NaOH is contained in 150.0 mL of a 0.300 M sodium hydroxide solution? Mass= g

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Q: . What is the pH of the solution obtained when 25.0 mL of 0.065M benzylamine, C7H7NH2, is titrated…

A: Given Concentration of benzyl amine = 0.065 M Volume of benzyl amine = 25.0 mL Concentration of HCl…

Q: The two compounds shown below have the same chemical formula. Which compound would you expect to…

A: Boiling point : The temperature at which a liquid converts into it's vapour and maintains…

Q: H.C Which would be the best way to make the compound above? CH,CH,CH, A В H.C с D Н.С Ос OD Ов О А…

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Q: Choose the molecule that is most likely to produce a spectrum with these IF frequencies: v = 3084,…

A: IR spectra provides the information of functional groups of unknown compound based on the…

Q: Identify with ionic formulas the cation and anion of Ca(C₂H3O2)2. Cation: Anion:

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Q: The reaction A (g) = B(g) has an equilibrium constant of 5.8 and under certain conditions has Q =…

A: The equation for the reaction is:       A(g) --->B(g)       has an equilibrium constant of 5.8…

Q: en the reaction: C,H,(g) + H₂(g) → C₂H₂(g) AH° = -136.4 kJ and AS° = -120.8 J/K at is the value of…

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Q: If 1.00 mol of glucose is submitted to combustion analysis, how many moles of CO2 and how many moles…

A: The complete combustion reaction of glucose: 1 C6H12O6 + 6 O2 -------> 6 CO2 + 6 H2O