Q: Carbonic acid, H₂CO₃ is a diprotic acid with Ka1 = 4.3 × 10⁻⁷ and Ka2 = 5.6 × 10⁻¹¹. What is the pH ...
A: H2CO3 is weak diprotic acid so its pH is not directly calculated
Q: 1) (a) what is meant by the term polarizability? (b) Which of the following atoms would you expect t...
A: (a) Answer - Polarizability - Polarizability usually refers to the tendency of matter, when subjecte...
Q: Part A: A sample of ideal gas at room temperature occupies a volume of 31.0 L at a pressure of 812 ...
A: part A Given :- initial pressure = 812 torr initial volume = 31.0 L final pressure = 4060 torr T...
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A: When the particles of solute are high then concentration of solution will be high ,So this solution ...
Q: Barium chloride and sodium sulfate Total molecular Total ionic Net ionic
A:
Q: Experiment: Friedel-Crafts Alkylation Question: What factors are responsible for producing the dis...
A: Friedel-Crafts alkylation reaction is the substitution reaction in which the alkyl group is added on...
Q: Describe a scenario using the combined gas law in which changes occur in the pressure and temperatur...
A: Combined gas law is obtained by using all the three gas laws: Boyle's law, Charles' law and Avogadro...
Q: How many sigma and pi bonds are in the molecule shown below? H-CEN : Sigma bonds: [ Select ] Pi bond...
A: Given Molecule = H-C≡N Number of Sigma and π bond = ?
Q: Calculate the concentration (in molarity) of an NaOH solution if 25.0mL of the solution is needed to...
A: Given : Molarity of NaOH = ? Molarity of HCl = 0.455M Volume of HCl = 19.7 ml Volume of NaOH = 25 ml
Q: 2. 2C3H180) + 250%– 16CO1e+ 18H;Om.Calculate the heat of combustion of octane using the supplied hea...
A: Since you have asked multiple questions, we will solve the first question for you. If you want any s...
Q: Unit formula Atoms O.R. ions Name Transfer e s with arrows Lewis Structure Li3N le 1е 30 Li. + •N. L...
A: Lewis structure gives information about all bond pair electrons , all valence electrons and number...
Q: (ii) What is the approximate chlorine-carbon-chlorine bond angle in C2Cl4 ?
A: (ii) The molecule C2Cl4 is an alkene whose structure can be represented as;
Q: I have 360 mL of a 1.4 M NaCl solution. If I boil the water until the volume of the solution is 80 m...
A:
Q: How many milliliters of 8.49 M hydrobromic acid solution should be used to prepare 5.50 L of 0.500 M...
A: This is an example of dilution of an elecectrolye. The basic concept in such types of problems is, t...
Q: Calculate the standard enthalpy change for the reaction 2A +B= 2C+ 2D Use the following data: ΔΗ (kJ...
A: By using the given data as shown in the question, determine the enthalpy of the given reaction ??
Q: A gas has an initial pressure of 8.0 atm, a volume of 25 liters, and a temperature of 221 K. The pre...
A:
Q: 1. A sample containing magnetite, Fe;O4, was analyzed by dissolving a 1.5419-g sample in concentrate...
A: Amount of Ore obtained Fe=0.8525g Reaction involved Fe3O4 + 8HCl ---------- Fe+2+2Fe+3 4Fe3O4 + ...
Q: an organic compound containing an aromatic six-membered ring (benzene) and a carboxylic acid functio...
A:
Q: You have 350.0mL of 0.200M aqueous KCIO4. Which of the following statements are true? For every lite...
A: Given, volume of the solution= 350mL Molarity= 0.200M Solution is made up of aqueous KClO4 Molarity ...
Q: The rate constant for this zero‑order reaction is 0.0140 M·s−1 at 300 ∘C. A⟶products How long (in s...
A:
Q: Iron is a metallic element, find the number of proton, -2 Fe electron and neutron 3- Write the empir...
A: In an neutral atom number of Protons must be equal to number of electrons Given : Atomic number of i...
Q: Enter your answer in the provided box Asample of carbon monoxide occupies 8.07 L. at 292.0 K and 769...
A: Given: The initial volume, pressure, and temperature of the carbon monoxide sample are 8.07 L, 292.0...
Q: Choose the molecule that is most likely to produce a spectrum with these IR frequencies: v = 2979, 2...
A: Given is , IR frequencies = 2979, 2869, 1126 cm-1
Q: How do you account for the difference in energies between the two staggered conformations of 1,2-dic...
A: Staggered and eclipsed conformations of 1,2 - dichloroethane
Q: Which of the following describes the cell membrane pictured above? It consists of hydrophobic polar ...
A: Given is cell membrane diagram.
Q: A sample with a mass equal to 0.7500 g may contain NaHCO3, Na2CO3 and/or NaOH. The sample was dissol...
A: In a qualitative analysis, titration is one of the important techniques used to estimate the amount ...
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A: Given formula of the compound: C6H12O It is also given that the compound shows a strong vibration ne...
Q: Conventions and organizations about DEET is a slightly yellow oil.
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Q: O THERMOCHEMISTRY Griffin Calculating specific heat capacity A chemist carefully measures the amount...
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Q: Predict the major product of the reaction shown. Hg2, H2SO, H20 O a. b. OH c. O d.
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Q: A sample of methylhydrazine (rocket fuel) weighing 1.500 g was ignited in a bomb calorimeter initial...
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Q: Draw the structure of (3E,5Z)-2,6-Dimethyl-4-propyl-1,5-octadiene
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Q: 100 s000 1000 VEMUNER Describe how the IR spectra support your structure proposals:
A: IR spectroscopy is a technique used in laboratories to identify the functional groups present in the...
Q: Consider the two structures below: Br Br Irovide the IUPAC names for both. What is the relationship ...
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Q: Identify the following pairs of structures as enantiomers, diastereomers, or identical molecules. Na...
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Q: ak the compounds in each group in order of increasing reactivity in electrophilic aromatic substitut...
A: Note: According to our guidelines we are supposed to answer only one question. Kindly repost other ...
Q: You are trying to determine the optical purity (% enantiomeric excess) of a compound tha you have ju...
A: Given : Optical rotation of solution = +16.20 Rotation of -ve isomer = -450.
Q: You have 505mL of a 0.145M HCl solution and you want to dilute it to exactly 0.100M How much water s...
A: Given Volume of HCl solution ( V1 ) = 505 mL Initial Molarity of HCl solution ( M1 ) = 0.145 M F...
Q: While doing a lab, a student found the density of a g/cm. The accepted value for the density of alum...
A: According to the question, Measured density of pure aluminum = 2.85g/cm3 Accepted value for the den...
Q: Product A Product B 3 SO3 2 SO2 1 Cl2 1 SŞC2O4 3 O3 Condition А 80.0 g 80.0 g 80.0 g
A:
Q: 1. The following names are incorrect by IUPAC rules. Draw a condensed structural formula for each mo...
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Q: Answer the following parts (a-c) based on the Newman projection shown below. Draw the exact conforma...
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Q: Gaseous ammonia reacts with nitrogen monoxide gas to produce nitrogen gas and water vapor. (a) Write...
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Q: The freezing point of pure water is 0°C and its molal freezing point depression constant (Kf) is 1.8...
A: Given: Molal freezing point depression constant (Kf) = 1.86°C/m Mass of sucrose = 53 g Molar mass of...
Q: An IR spectrum of an unknown compound is shown below. Predict the primary structural feature present...
A: IR spectroscopy is useful technique to determine functional group present in unknown compound.
Q: The rate constant for this first‑order reaction is 0.550 s−1 at 400 ∘C. A⟶products How long, in sec...
A:
Q: Numbe Electro Atomic Number of Number of Total Electric Isotope Name (wimass number) Number Neutrons...
A: " Since you have posted a question with multiple sub-parts , we will solve first three sub-parts for...
Q: 9. Magnesium in an aqueous solution of sodium hydroxide 10. Cadmium in an aqueous solution of tin (I...
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Q: Consider the problem below: (Equation 1) CaCO3(s) CaO(s) + CO2(g) AH = 178 kJ/mol (Equation 2) CO(g)...
A:
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