Q: QIF you know that a se cific solution inside. acell whose width is (cm) molar absorption Coefficent…
A:
Q: A + 2B → C R = k[A][B]² What is the rate constant for the reaction given the rate law and data?…
A:
Q: 6. What is the principal product of the reaction shown? 0— CH2CH3 + I-CH₂CH3 a. OH + HOCH₂CH3 b.…
A:
Q: (4.3: Similar to For Practice 4.4) Calcium reacts with oxygen to form calcium oxide: 2Ca(s) + O2(g)…
A:
Q: Which of the O Na-Cl O C-N OH-H OK-F O Ca-O
A:
Q: Attempt 3 The alcohol shown can be converted to an alkyl halide via a tosylate intermediate.…
A: Here we are required to predict the product of the reaction
Q: 35. Which species can reduce Ag+(aq)? O SO4²- O None of the given. O Fe³+ O AU³+ O Br₂
A: Electron is required(accepted) during the reduction of Ag+(aq). The balanced reduction reaction of…
Q: Chemistry the unit is electro chemistry- grade 12:) How many H2O's must be added to the half…
A: According to the guidelines only one question is allowed to be solved at a time. I am answering 1st…
Q: Antimony-126, a beta particle and a gamma photon are the three products of a nuclear reaction.…
A:
Q: How do you identify a meta compounds? For example, why is it 1,3-dibromobenzene and not…
A: By NMR spectroscopy, a meta compound can be detected.
Q: orm an ionic bond between magnesium and oxygen ?
A:
Q: Proportional Relationships in Chemical Reactions A chemist runs three trials of an experiment to…
A: Balanced chemical equation for the formation of ammonia is as follows: N2 + 3 H2 -----> 2 NH3
Q: 7. Sulfuryl chloride, SO₂Cl2, is a colorless, corrosive liquid whose vapor decomposes in a…
A: Given, the decomposition reaction of SO2Cl2: SO2Cl2 → SO2 + Cl2 The rate constant of the reaction =…
Q: 23. Which species is the strongest oxidizing agent? 24. Which species is the strongest reducing…
A: The species that will oxidise other and itself reduces is called oxidizing agent Where the species…
Q: b. What is the molarity of the salt water solution?
A: (1b) Given that - Mass of salt NaCl = 12 g Volume of water = 1 quart = 0.95 L = 950 mL Density…
Q: A catalyst is a substance that increases the rate of reaction but does not participate in the…
A:
Q: Civen Chromist needs to add 0.381g of N9₂ co3 (106g| mod to a reaction mixture. Find out of a the…
A: Please find the solution attached as handwritten note.
Q: balloon has a volume of 500mL and a pressure of 105 kPa. If the pressure decreased to 95.5 kPa, what…
A: Boyle's law states that at constant temperature for a mixed mass of gas, the pressure of the gas is…
Q: Chemistry Draw the organic and inorganic products for the following acid/base reaction. + X H 2…
A:
Q: The decomposition reaction of carbon disulfide, CS2, to carbon monosulfide, CS, and sulfur is…
A: Chemical kinetics is branch of chemistry in which we deal with speed at which rate of reaction…
Q: A 5.0 × 102 sample of sulfur dioxide, SO2(g), has a volume of 2.37 × 106 L. If the temperature of…
A:
Q: TASK 2: BALANCING! Balance the following redox reactions by the oxidation number method and…
A: #1: The unbalanced chemical equation is: Al + HCl →AlCl3 + H2 We follow the below steps to balance…
Q: help me these reactions please
A: see below
Q: (iii) At a temperature of 300 °C the free Gibbs energy is 25.0 kJ mol-¹. Calculate the equilibrium…
A:
Q: Give a clear handwritten answer with explanation...please tell type of cross link given bleow…
A: given find out type of cross link
Q: Differentiate Di substituted from Poly substituted aromatic compounds. Draw 3
A: The parent aromatic compound is benzene. When substitution occurs in benzene molecule, replacing…
Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 590.0 g sample…
A:
Q: 1. Shown below, a student spotted the three-component mixture onto a TLC plate and developed it…
A: a) Depending on the polarity the analytes will be separated on the TLC plate. More the polar…
Q: Which of the following is the shortest bond? The number in parentheses is the bend energy. O C-CI…
A: When a bond is formed between atoms of comparable sizes, it is a strong bond. Also, more the…
Q: boiling
A: According to the question, we need to determine the boiling point of a solution composed of 2.25 g…
Q: B) Rank the following compounds toward increasing acidity, why? 2) 1,3-benzoqounoin 2)cyclohexanoic…
A: Increasing order of acidity of following compound is given as.
Q: Give the general classification of each compound. (a) glyceryl tripalmitate (b) CH,—(CH2)0–CH, 0…
A: Glyceryl tripalmitate is a carrier chemical utilised in solid lipid nanoparticle compositions for…
Q: 1 ton of fuel was completely burned. Calculate the amount of combustion gases produced. Note that…
A:
Q: 3 Practice Problem AG° = -RT ln(K) What is the thermodynamic equilibrium constant expression, K, for…
A: The equilibrium constant of a reaction is the ratio between the product's concentration to the…
Q: The molecule HCN where c is the central atom based upon the molecular formula? How many valence…
A:
Q: For the reaction below, identify the acid, the base, the conjugate acid, and the conjugate base.…
A:
Q: Hexafluorobenzene (C6F6) has a vapour pressure of 1.23 × 104 N m–2 at 300 K. Predict the vapour…
A:
Q: Chemistry Given the three-dimensional structure of the compound below determine the product of an E2…
A: Stereochemistry is branch of chemistry in which we deal with three dimensional arrangement of atoms…
Q: ) A nurse on the surgical ward dilutes 5 mL of a potassium permanganate stock solution to 1 L with…
A:
Q: E H.C H.C Н.С Н D A ОН CF CH CH3 B
A: We know that, an unsymmetrical carbon atom i.e chiral carbon is a carbon atom that is attached to…
Q: 1. 3. 5. 7. 2. F 25 X Br CI 4, Br Br 6. Br 8. Br 9. 1-bromo-2,3,5-trichloroheptane 10.…
A: All answers are shown below.
Q: gas occupies 55.6L at 100 Celsius and 350 kPa. Determine the molar volume of this gas under these…
A: Molar volume is the volume of 1 mol of a gas. To calculate the molar volume, ideal gas equation will…
Q: Which method - Grignard carboxylation or nitrile hydrolysis - would you use for each of the…
A:
Q: Determine if reaction of alkane and alkene with bromine is positive or negative and explain why
A: Carbon and Hydrogen containing compounds are called hydrocarbons . Hydrocarbons are classified…
Q: L volumetric flask, and water is added to fill the flask, what concentration of C-H-OH in the…
A:
Q: If the boiling point of an aqueos solution is 103 °C, what is delta TB?
A: Given, The boiling point of an aqueous solution is 103 °C. In an aqueous solution water is a…
Q: 2Br + 2K* → Br₂ + 2K MM of K-39.10 g/mol MM of Br₂159.8 g/mol R=8.314 J/mol-K F-96,485 J/mol-V 4.77…
A: In electrolytic cell, oxidation and reduction reaction takes place simultaneously. The oxidation…
Q: Q47
A:
Q: 2. Is the following equilibrium reaction homogeneous or hetero- geneous? CaF₂ (s) — Ca²+ (aq) + 2F-…
A:
Q: 6 S Cr₂O3 Base RX 4 KNO3 H₂SO4 carbonyl punodwoo HCI/Zn 2 3
A: The main substrate we have is 1H-indole-2,3-dione, commonly known as isatin. The structure of isatin…
- Explain the need of adding MgCl2 ° 6H2O to EDTA solution before standardization
Step by step
Solved in 2 steps
- What happens to the mass of deposited Cu when the applied current is increased?A conductivity cell filled with a 0.01 M KCl solution was found to have a resistance of 189 ohms at 25oC. When filled with 0.01 M HCl solution, the cell gave a resistance of 64.8 ohms at the same temperature. At 25oC, the conductivity of 0.01 M KCl solution was 1.4088 x 10-3 S cm-1. Calculate (a) the cell constant and (b) the conductivity of the HCl solution. answer is [0.266; 4.105 x 10-3] please explain. thank you!A bare silver wire electrode is dipped into a solution 0.05M in KNO3 (supporting electrolyte) and saturated in AgBr (Ksp = 5.0 x 10-13), and connected to the back of an mV/pH meter along with a saturated calomel reference electrode. Calculate the potential of the silver indicator electrode. Calculate the cell potential.
- In a polarographic experiment of a 60 mL of 0.08 M Cu2+solution, a limitingcurrent was left on for 15 minutes. If the average current during the time of theexperiment is 6.0 μA, what fraction of the copper is removed from the solution? TheFaraday constant is 96485 C/mol of electron.The purity of a sample of K3Fe(CN)6 is determined using hydrodynamic voltammetry at a glassy carbon electrode. The following data were obtained for a set of calibration standards. A sample of impure K3Fe(CN)6 is prepared for analysis by diluting a 0.264 g portion to volume in a 100 mL volumetric flask. The limiting current for the sample is 444 μA. a) What type of calibration method is used? (Internal Standard, External Standard, or Standard Addition?) b) What is the purity of this sample of K3Fe(CN)6 (FW=329.25 g/mol)?Given: You weigh out exactly 0.200 g of Fe(NH4)2(SO4)2·6H2O and dissolve it in the 100.00 mL volumetric flask. You then pipette 2.00 mL of this solution into the 50.00 mL volumetric flask to prepare the stock standard tris-bipyridyl-iron(II) solution. a. Calculate the molar concentration of iron(II) in this solution in the 50.00 mL volumetric flask. (The MW of Fe(NH4)2(SO4)2·6H2O is 392.14 g/mol) (answer a given the information above)
- What does the selectivity coefficient tell us? Is it better to have a large or a small selectivity coefficient?An ion selective electrode is utilised to determine the concentration of Ca2+ in the presence of Mg2+. The selectivity coefficient for the electrode kij is 0.015. If the concentrations of Ca2+ and Mg2+ are 50 and 500 ppm, respectively, calculate the change in potential (in mV) when the temperature of the measurement cell is increased from 20oC to 40oC.2) Name the advantages of glass electrode in potentiometric measurements (please write correctly and concisely).