O oxygen O chlorine O barium Oboron

Q: A student carried out an experiment to determine the equilibrium constant between Fe³ and SCN…

A: The equilibrium reaction given is, => Fe3+ (aq) + SCN- (aq) ↔ FeSCN2+ (aq) The calibration curve…

Q: Demonstrate that the function d p=-i- dx y = exp(±imx) is simultaneously and p² an eigenfunction of

A: Here we are required to show the given wavefunction is an eigen function of given operator

Q: Calculate the standard Gibbs free energy change, AG°, in kJ for the following reaction occurring in…

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Q: Be sure to answer all parts. A³H nucleus decays with an energy of 0.01856 MeV. Convert this energy…

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Q: =scribe the process of cc

A: Describe the process of cooling water at 101 kPa pressure from 125°C to 50°C, at constant pressure.…

Q: 3. KMnO4 H₂O ?

A: In this question we have to tell the product of the reaction.

Q: ACTIVITY 6.2.5 Supply the missing product in the reactions by drawing structure and giving its name…

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Q: 7. प्रश्न 7 एवं 8 के लिये अनुच्छेद In a closed vessel at 27°C, A (s) is decomposed as follow 1 2A…

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Q: H benzaldehído inucleofilo + H acetaldehído electrófilo кон EtOH

A: We have given chemical reaction is aldol condensation reaction. Final product of the reaction is…

Q: Calculate the cell emf for the following reaction at 25°C: 2Ag (0.010 M) + H₂(1 atm) → 2Ag(s) +…

A: Given reactions are :  Ag+ + 1e- -------> Ag (s) , E0 = +0.799 V  2H+ + 2e- ---------> H2 (g),…

Q: What weight of soda ash must be taken for analysis so that by using 0.5000N HCl for titrating, (a)…

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

Q: What chemical would have to be in the same solution as CH3NH2 in order to form a buffer?   Question…

A: In order to form a basic buffer, we need weak base and it's conjugate acid.

Q: n=5l=4 n = 5ml = 5 On=5l=0 On=5l=2

A: For a given value of n : l : 0 to (n-1)  ml : -l to +l

Q: What is the correct equilibrium constant expression for the balanced reaction shown below? NO(g) +…

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Q: The heat released when one mole of water is formed from the elements is 1,198 kJ. An experiment was…

A: A question based on chemical thermodynamics that is to be accomplished.

Q: 2163 T(K) 1557 Mg₂SiO4 20 40 60 Mole % SiO₂ 80 1873 1543 SIO₂

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Q: Which of the following d electron configurations would have three unpaired electrons in an…

A: In octahedral complex there are two state, t2g and eg. t2g is ground state and eg is excited state…

Q: Identify the functional group in the following molecule.  Your choices are alkene, alkyne, aromatic,…

A: Structure  Name of functional group Structure  Name of functional group Alkane  Aldehyde…

Q: (f) Why alternating current is used for conductometric measurements? (g) What will happen if large…

A: h) the integrated rate equation for a first order reaction is given by, ln[A] = -kt+ln[A0] Where [A]…

Q: A 7.13 g sample of an ant-control preparation was decomposed by wet-ashing with H₂SO and HNO₂. The…

A: Here we are required to find the percentage of arsenic present in 7.13 g of sample

Q: Which of the following compounds are aromatic based on the principles of the Huckel rule of…

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Q: CEN O OCH3 1. LDA 2. CH3Br 1. LDA 2. CH3CH₂Br ? ?

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Q: Students in a chemistry lab need 500.0 mL of 1M hydrocholric acid for their experiment. They have…

A: We have to predict the volume of acid needed.

Q: nitrogen-14 and nitrogen-15, different? A. Different number of neutrons B. Different protons and…

A: Isotopes are the elements of same atom which have number of protons and different number of Neutrons…

Q: c. Upon reaction with O2, Vaska's complex forms an orange complex that binds O₂ in an 1² fashion.…

A: Here we are required to find the valence electron of Ir atom present in the vaska complex after…

Q: Chemistry synthesis a) OH

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Q: Fill in the missing words Provide IUPAC name of the following compound below: Check

A: IUPAC Nomenclature of Alkane  Select the longest and continuous carbon chain (containing…

Q: (e) The mobility of H+ ions is very high because of the small size and other reasons. The mobility…

A: A question based on electrolysis that is to be accomplished.

Q: Which state of matter is NaNO3 in? O Solid O Liquid O Gas O Plasma

A: There are three phases of matter. The phase of matter can be interchanged by changing the…

Q: Write the net cell equation for this electrochemical cell. Phases are optional. Do not include the…

A: Greater the value of standard reduction potential greater is the tendency to get reduce and…

Q: TSO SH DMF, SN2 OTS xs KCN

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Q: Calculate the volume of 0.1 M NaOH needed to neutralize 0.50g Oxalic Acid H2C2O4.

A: Given, mass of Oxalic acid (H2C2O4) = 0.50 g Concentration of NaOH solution = 0.1 M = 0.1 mol/L…

Q: CHOICES: A. If both statements are true B. If the 1st statement is false and the 2nd is true C.…

A: In exothermic reactions compounds created from their elements have negative Hf. Negative enthalpies…

Q: If the following half-cells were combined to make a battery, what would the standard cell potential…

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

A: Ionic compound dissociates into corresponding  ions when dissolved in water.  Molecular compound do…

Q: 5. CI NH3

A: Below attached file showing the details answer.  All the best.

Q: 2. Use the values of AH and AS to predict whether the reaction is spontaneous at 25°C. N2(g) +…

A: ΔG=ΔH∘−TΔS Explanation: In order to calculate the free energy for a reaction, the above equation…

Q: Chemistry D. Draw a circle around the compounds below that are protonated at physiological pH…

A: Amine compounds are those that contain amino group.

Q: Which of the following pairs will make an acidic buffer solution?  _____________ 0.10 M  HCl and…

A: Given,   Which of the following pairs will make an acidic buffer solution = ? Options are : 1. 0.10…

Q: 1. In thin layer chromatography (TLC), why do you need to use a pencil in marking the spots, origin,…

A: 1. Marker spot is soluble in the solvent. Therefore it will move on TLC plate with solvent. 2.…

Q: ample of unknown material at ed in a calorimeter containing t 19.0 °C. The final temperatu nation is…

A: Given, Mass of water = 95.0 g Intial Temperature = 19 °c Final Temperature = 23.8 °c Heat capacity…

Q: What is [H3O+] of a solution that has pH = (3.10x10^0)? Enter your answer in scientific notation…

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Q: how many liters of oxygen, O2 are produced from the decomposition of 402.6 g of potassium chlorate…

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Q: The hydronium ion concentration in pure water at some temperature other than 25 °C is 2.43 x 10-6.…

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Q: What product forms at each electrode in the aqueous electrolysis of th following salts? K3PO4 &…

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Q: What will happen if large quantities of indicator solution are used for the determination of pH by…

A: To explain: What happens if large quantities of indicator solution is used for the determination of…

Q: Why do we consider carboxylic acids as acids? -What is common in the structures of carboxylic…

A: Acids are those substances which liberates H+ in aqueous solution.

Q: Give a complete explanation. Q.) What is a suppressor column and why is it employed?

A: Ans. Suppressor column: A Suppressor is a device placed between the column and the detector, and…

Q: Consider the reaction: 2 NO₂ (g) = N₂O4 (g) At equilibrium, the partial pressures of N₂O4 and NO2…

A: Equilibrium constant is defined as products concentrations divided by  the reactant concentrations…

Q: Enter your answer in the provided box. Calculate the molar mass of a particular polyethylene sample,…

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