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Q: A student titrates 20.0 mL of 1.0 M NaOH with 2.0 M formic acid, HCOOH (K, = 1.8 x 10 4).…

A: The equivalence point is the theoretical value of the volume of acid required to titrate the base,…

Q: (b) The nitric oxide molecule undergoes photoionization in the upper atmosphere. (c) Nitric oxide…

A: Balanced chemical equations for the given reactions are given in the following step.

Q: 1. A gas sample occupies a volume of 2.5 L at a pressure of 1.5 atm. What would be the volume of the…

A: Note: As per our guidelines, we are supposed to answer only one question when multiple questions are…

Q: aqueous hydrochloric acid is reacted with aqueous sodium sulfite

A: The given reaction is a typical case of double displacement reaction where cation and anion of both…

Q: Which reagent/catalyst would be expected to bring about the following conversion? CH3 CH, 4]…

A:

Q: A student has 80.0 mL of a 0.90 M citric acid (Ka =8.4*10^-4 solution and will titrate with a  0.65…

A: Given,  Molarity of citric acid (say HA) = 0.90 M  Volume of HA in mL = 80.0 mL  Acid dissociation…

Q: 1. What process is responsible for the increase in the total negative charge as soil pH increases?…

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

Q: 0.400 L sample of gas at -55.0 °C and a pressure of 2.15 atm is allowed to expand to double its…

A:

Q: Using the GRSA(Given, Required, Solution, and Answer) Method solve the following: 1. What is the…

A: All  the necessary calculations have been done in the following step.

Q: Dilution of Solution Use the correct Significant figures and Solve the following problems…

A:

Q: 3. What is the maximum number of p orbitals that can overlap in amphotericin B (2)? How many levels…

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Q: QUESTION 14 Cuáles de los sigulentes enlaces (en el rectángulo) vibra a la frecuencia más alta? H,C-…

A: The correct answer is given below

Q: Determine the enthalpy of reaction (DH) in kJ/ mol H,O formed if an acid/base neutralization if 11…

A:

Q: What mass of CASO4 will precipitate after mixing 50.0 mL of 0.020 M Ca(NO3)2 with 50.0 mL of 0.0080…

A:

Q: What is the percent of sodium in sodium chloride?

A: Percent can be calculated using mass of sodium ( Na) and total mass of sodium chloride ( NaCl ).

Q: Choose one carboxylic acid that has applications in diagnostic tests, nutrition, or pharmacology.…

A: Carboxylic and their derivatives are widely used in daily life. It has uses in production of…

Q: Comparison of fingerprint region between literature and experimental spectra.

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Q: Arrange the following compounds in decreasing order of acidity * |- CICH2CH2CH2COOH Il –…

A: Which one of the following is correct

Q: Given the unbalanced equation: C6H6 + O2 ---> H2O   + CO2. When properly balanced, the coefficient…

A: Given,  Unbalanced equation,  C6H6 + O2 ---> H2O   + CO2

Q: The standard potential of the cell formed by combining the Cl2/Cl- (aq) half-cell with the standard…

A: In order to found the individual reduction potential of a half-cell, the need for standard electrode…

Q: A gas cylinder contains 2.10 mol He, 2.30 mol Ne, and 1.20 mol Ar. If the total pressure in the…

A: According to the Dalton’s law For a non-reacting gaseous mixture sum of partial pressure of…

Q: At 25.0 °C the Henry's Law constant for nitrogen trifluoride (NF) gas in water is 7.9 x 10 "M/atm.…

A: The correct answer is given below

Q: roduced during some aqueous chemical eactions? In this reaction example, that would e AgF(s).…

A: Some Solids are insoluble in aqueous solution like AgF.  Solute means something mixed with solvent…

Q: How does Le Chatelier’s principle impact the examples of equilibrium in daily life shown in the…

A: when we dry clothes, due to breeze, water vapours in near by air are removed or carried away. to…

Q: hat is the standard cell potential of the following electrochemical cell at 25°C: i(s) | NiCl2(aq)…

A: Given-> Ni(s)/NiCl2(aq)//Cu(NO3)2(aq)/Cu(s)

Q: A certain first order reaction is 60.5% complete in 60 minutes at 310K. What is its rate constant?

A:

Q: Procedure A student used a pH meter to collect data for the titration of an unknown concentration of…

A: We have find out the answer by plotting a graph of titration of ethanoic acid with sodium hydroxide.

Q: Sketch the titration curve when 10.0 mL of a 0.20 M solution of the polyprotic weak acid H2CO3 is…

A: H2CO3 is a weak diprotic acid. When it is titrated with NaOH, we see two inflection points.

Q: 3. Calculate the AH for the following reaction: B2H6 + 6 Cl2 → 2 BCI3 + 6 HCL Given the following…

A: We would use Hess's law to calculate ∆H for required reaction using the given three reactions .  In…

Q: A buffer solution contains equal concentrations of X and HX (K, = 1.0 x 10 %3D P). Determine the pH…

A:

Q: periment 1: Determine the Relationship Between the Volume and Pressure of Propane ded 1.000 atm…

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Q: 1. A balloon partially filled with 2.3 moles of hydrogen gas, H2 has a volume of 1.35 L. What would…

A:

Q: We follow the speed of the following reacton: A => 2 Y + 32V The experimental data has been…

A:

Q: 16. Most nuclear reactions are controlled by substances that are good at catching neutrons. Which…

A: Control rods are used in nuclear decay process to control the neutrons Which can lead to chain…

Q: For 4130 steel, how many atoms per carbon atom are there? Please show work.

A: For 4130 steel, the amount of iron atoms present are alomst 98%. There is maximum percentage of iron…

Q: Calculate delta H for the following

A: To solve this problem we will use the given thermochemical equations.

Q: The activation energy for a particular reaction is 102 kJ/mol. If the rate constant is 1.35 × 10“ s1…

A: Given,  Activation energy, Ea = 102 kJ/mol                                        = 102x103 J/mol…

Q: An engineer turns the temperature of a gas down, holding the volume constant at 1,250 L. Initially,…

A: In this volume is constant , pressue and tempe are changing. So we can use Gay-Lussac's law to…

Q: Chemistry What is the equilibrium concentration of hydroxyl ions present in a solution of HClO4…

A: Given data : Concentration of HClO4 =1.9 M

Q: What is the standard cell potential of a cell with an overall cell reaction Pb+ Fe2Pb2*+Fe? Will it…

A: Given-> E°Pb2+/Pb= -0.125 V E°Fe2+/Fe=-0.440 V ->In galvanic cell the energy from a…

Q: 1a) How long will it take for 30 g of 222Rn to decay to 7.5 g? 1b) How many grams of 1°N will be…

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Q: Gibbs Free Energy Third Law of Thermodynamics Directions: Answer the following items 1. Calculate…

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Q: In each of the items below, determine/choose which group does it belong. Choose here: Carboxylic…

A:

Q: Chemistry 3. Provide reagents/conditions to accomplish the following syntheses. Several steps are…

A: In this question, we will used the reagents and conditions ( like heating condition or solvent ) for…

Q: 2. Calculate K for the following reaction given the following equilibrium concentrations of PCI5,…

A:

Q: A student in chemistry lab creates a buffer by making a 1.25 L solution that has 1.50 moles of…

A: Here 2.5 L of buffer solution contains 1.5 moles of NaBrO and 2.5 moles of HBrO ka= 2×10^-9. We have…

Q: (a) What is spectroscopy? (b) Discuss how spectroscopy was useful to the development of early atomic…

A:

Q: Write the equilibrium expressions for the following balanced equations: a. 7H2 (e) + 2NO2 () 2NH3…

A: Write the equilibrium expressions of the given reactions----

Q: Discuss the nature of bonds in NaCl and diamond. What do you mean by directionality of covalent…

A:

Analytical Tools

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