Q: (e) Cu(NO3)2→ CuO + NO2 + O2 (f) NO2 + H20 → HNO3 + NO (g) Fe+ S- FezS3
A:
Q: A 4.02-g sample of CsCl is dissolved in enough water to give 750.0 mL of solution. What is the cesiu...
A: Given :- Mass of CsCl = 4.02 g Volume of solution = 750.0 mL To calculate :- Molar concentration...
Q: Which compound is the most soluble in water? Muple Choice OtyooooycooK O otyoO
A: Due to the presence of polar O-H bond, water, H2O is a polar compound able to form strong hydrogen b...
Q: Br "OCH,CH3
A: Reaction of alkyl halides with nucleophile is termed as nucleophilic substitution. It is competed by...
Q: Based on the half-reactions and their respective standard reduction potentials below, which element ...
A: Based on the half reactions and their respective standard reduction potential below the element or i...
Q: How many moles are there in 101 g of Hexane (CH14)? O 0.85 O 0.50 O 2.02 O 1.17
A: Given, 101g Hexane (C6H14)
Q: Please help me propose an efficient synthesis for this transformation.
A: Given,
Q: INSTRUCTIONS: Encode your final answers on the answer sheet for quizzes. For illustration-type of an...
A: #1: Lineweaver-Burk Plot is drawn from the reciprocal form of Michaelis-Menten equation which is sho...
Q: ChO3- + Sh → Ch- + Sh2+ (acidic solution)
A: The balance equation is: ChO3- + 3Sh + 6H +→ Ch- + 3 Sh2+ +3H2O Explanation:
Q: Problem 3: Consider the linear chain of carbon atoms shown in Fig.1. for example it can be a chain o...
A:
Q: Oxidation number of Bi in NaBiO3 is Answer:
A:
Q: Calcium nitrate will react with ammonium chloride at slightly elevated temperatures. as represented ...
A: Given 5.2 mole of each reactant
Q: Considering the following precipitation reaction: Pb(NO3)2(aq) + 2KI(aq) → Pbl2(s) + 2KNO3(aq) Which...
A: Given reaction Pb(No3)2 + 2KI --> PbI2 + 2 KNo3 Now taking the charges on reactant side...
Q: How many Faraday is needed to deposit 5 moles of Aluminium (AI) from AICI, solution using electro pr...
A:
Q: What is the product of the following reaction? Br, excess
A: Reaction of bromine with alkene:
Q: Why is it practical to set the initial temperature of the metal sample near the boiling point of wat...
A:
Q: 7. Among these elements in Group I, which has the highest tendency to form covalent compounds? A. Li...
A: The given elements belongs to group-1 of s-block and they in general form ionic bond.
Q: Assign the NMR spectra of the compound diphenyl tertiary alcohol
A:
Q: Does C-H absorb more infrared radiaiton than C triple bond C?
A: A question based on IR spectroscopy that is to be accomplished.
Q: Topic: The Second and the Third Laws of Thermodynamics (1) Solutions Thermodynamics
A:
Q: How many energy sublevels are found in the 15t energy level? O a. 1 O b.2 Oc3 O d.4
A: As we know that quantum energy levels are that levels in which electrons are present , inside every...
Q: Which atom in the C-F bond has a partial negative charge (δ⁻)?
A: Please find your solution below : When a more electronegative atom is attached to a less electronega...
Q: Preparation of Tris(thiourea)Copper I sulfate and Cu Analysis 5) The product was recrystallized in p...
A:
Q: What is the product of the following reaction? CH,N2 hv
A:
Q: Show the reagents for the conversion below: HO. Edit View Insert Format Tools Table 12pt v Paragraph...
A:
Q: Could you explain this paragraph for me please? Its based on a practical.
A: An acidic substance has a greater amount of hydrogen ions and mathematically, the magnitude of hydro...
Q: The value of AH° for the following reaction is -2000 kJ: 2AI (s) + 302 (g) → 2AI2O3 (s) The value of...
A: Enthalpy change of a reaction is the difference of enthalpy of formation of products and reactants, ...
Q: Specific Heat of Metal DATA TABLE Room temperature T,_23.6 °C_ Mass of calorimeter and stirrer m. an...
A: Given: Mass of water = 183,3 g. Initial temperature of water = 21.6 oC Mass of Cu = 120.7 g. Initial...
Q: In a mixture of helium and chlorine, occupying a volume of 12.8 L at 605.6 mmHg and 21.6°C, it is fo...
A: We have given that In a mixture of helium and chlorine, occupying a volume of 12.8 L at 605.6 mmHg ...
Q: Note: 10 drops of red dye is equal to 0.50 mL, and the initial concentration of the FD&C red dye in ...
A: A question based on concentration terms that is to be accomplished.
Q: Which substance would have the smallest standard molar entropy? NO2(g) N2(1) N2(g) NO2(1)
A: Entropy is determined by checking the state of phase . In which state material is available .
Q: Which of the following statements is true concerning the decomposition of liquid water to form hydro...
A: Correct answer is = e
Q: Please help with detailed explanation: Discuss the significance of the scattering vector g for measu...
A: Significance:- Scattering techniques represent non-invasive experimental approaches and powerful too...
Q: the concentration of B in mg/L? 2.16 x 10-3 mg/L -3 4.62 x 10 mg/L 5.02 x 10-2 mg/L 2.61 x 10-3 mg/L...
A: Concentration of B = 2.61 x 10-3 mg/L Concentration of A = 4.62 x 10-3 mg/L
Q: 7. Provide the mechanism of the following reactions : КОН I Co,Et NaOEt/E1OH 网 Ph Ph Ph EtO2C- Ph
A:
Q: If 9.02 x 1024 particles of vinegar (HC2H3O2)HC2H3O2) are added to 5 moles of eggshell (CaCO3) and 6...
A:
Q: Hexachlorophene, a compound made up of atoms of carbon, hydrogen, chlorine, and oxygen, is an ingred...
A:
Q: What is the solubility of KNO; at 25°C in 150 g of water? Solubility Curve for Potassium Nitrate 160...
A: Solubility of KNO3 at 25oC in 100g water is approx. 40 according to the given graph.
Q: carbon dioxide is transparent to visible light and opaque to infrared radiation true or false?
A: CO2 is the main reason of the green house effect since it reflects (IR) infrared radiated nightly fr...
Q: For the questions below please indicate the expected major product for the indicated reaction. Pleas...
A: Note : Since you have posted a question with multiple sub-parts, we will solve first three sub-parts...
Q: Chemistry The label of an energy drink states that it contains approximately 80 mg of caffeine (C8H1...
A: Answer:- Molecular weight of caffeine = (8*12+10*1+4*14+2*16) = 194 gm/mol Weight of caffeine = 80...
Q: 3. Predict the sign of the entropy change for the following processes. Give a reason for your predic...
A: Entropy is defined as the degree of randomness or how free are particles to move.
Q: Complete the curved arrow mechanism for this reaction including the charges where necessary CO,Me N ...
A: Electrophilic aromatic substitution is an organic reaction in which an atom that is attached to an a...
Q: Pt а) 4-Рentenoic acid + Ha A KMNO4/ OH B 0-10°C NaBHa b) CH;=CH-CH,-CH2--co,H Mg co2 Hyo c) 5-Chlor...
A: Organic chemistry Explanation:
Q: What does it mean when a substance has low molar absorptivity? The substance has low transmittance. ...
A: Molar Absortivity means how strongly a chemical species absorbs light at particular wavelength that ...
Q: What is the appropriate ester and Grenar ?reagent for preparing alcohols a) 2-Phenyl-2-propanol , b)...
A:
Q: What amine is formed by reduction of each amide? CONH NHCH,
A: Amides are the compounds formed when carboxylic acids condense with amines. The functional group is ...
Q: In which of the following reactions will the pressure increase upon completion of the reaction at co...
A: Pressure will increase when Mole of gas of reactant is less then the Mole of product . In reaction D...
Q: Calculate the molality of a solution containing 250g of glucose (C6H1206) in 1045 g of ethanol. Answ...
A: Given, Mass of glucose (C6H12O6) = 250 g Mass of ethanol = 1045 g = 1.045 Kg Molality of the soluti...
Q: How many Faraday is needed to deposit 5 moles of Gold (Au) from AuCl3 solution using electrolysis pr...
A:
Step by step
Solved in 2 steps
- The following temperature-composition data were obtained for a mixture of octane (O) and methylbenzene (M) at 1.00 atm, where x is the mole fraction in the liquid and y the mole fraction in the vapour at equilibrium. The boiling points are 110.6oC and 125.6oC for M and O, respectively Plot the temperature-composition diagram for the mixture. What is the composition of the vapour in equilibrium with the liquid of composition (i)Xm =0.250 and (ii) Xo =0.250?1. Sodium carbonate is recovered as decahydrate from 1000kg of 5% solution of sodium carbonate in water. If it is desired that 95% of Na2CO3 is to be recovered as decahydrate by cooling to 278 K, determine the following: a) the mass of water evaporated (b) the mass of crystals obtained (Na2CO3 ∙ 10H2O). The solubility of Na2CO3 in water at 278K is 9.0% (weight) 2. A copra batch contains 44% oil and is to be extracted with n-hexane. The extracted meal contains 0.07 kg of oil/kg oil free matter and the mass fraction of n-hexane in it is 0.05. The extract contains 49% n- hexane. If 10,000 kg of copra are to be processed, how many kg of n-hexane are required and the determine the amount of extract. 3. Absorption of sulphur dioxide is carried out in a packed tower. Gas containing 14.8% sulphur dioxide and the rest inert gases enters the tower while the leaving gases contains 1% sulphur dioxide. Water flows at the rate of 1m3/min. The tower handles 7380 m3/hr of gas at 303K and 1 bar. Find…Determine the molar solubility (in mol/dm3) of solute A in a binary mixture at 1.32 bar if Henry’s constant is 3.80x102 KPa kg mol-1. The density of A is 0.95 kg dm-3
- After correction for the water conductivity, the conductivity of a saturated aqueous solution of AgCI at 25 °C was found to be 0.1887 mS m-1. Given that the limiting molar conductivity of AgCI at this temperature is 138.3 S cm2 mol-1 , what is the solubility of silver chloride at this temperature?What is the retardation factor of a pulse of dissolved benzene move through organic-rich wetland soil (organic carbon fraction of soil, foc=50%) if the effective porosity is 0.4 and the bulk density of the soil is 1.5 g/cm3. Follow these important hints: - Determine organic carbon partition coefficient (Koc) - Use this Equation: K oc = K d / f oc to calculate Kd. Select the range which includes your calculated answer. Group of answer choices 300 to 400 2.0 to 2.5 mg/l 2.0 to 2.5 2.6 to 4.8 0.5 to 1.0 2.6 to 4.8 mg/l None of these ranges include my answer.Penicillin F is recovered from a dilute aqueous fermentation broth by extraction with amyl acetate, using 6.5 volumes of solvent per 100. volumes of the aqueous phase. At pH = 3.8 the distribution coefficient KD is 74. What fraction of the penicillin would be recovered in a single ideal stage?
- The following temperature/composition data were obtained for a mixture of two liquids A and B at 1atm, where x is the mole fraction in the liquid and y the mole fraction in the vapour at equilibrium.T (°C) 110 120 130 140xA 0.73 0.43 0.25 0.10yA 0.96 0.78 0.60 0.36The boiling points are 105°C for A and 150°C for B. What is the composition of the vapour in equilibrium with the liquidof composition (a) xA = 0.35 and (b) xB = 0.25?The mean activity coefficients of HBr in three dilute aqueous solutions at 25° C are 0.930 (at 5.0 mmol kg-1), 0.907 (at 10.0 mmol kg-1), and 0.879 (at 20.0 mmol kg-1). Estimate the value of B in the extended Debye-Hückel law, with C = 0.Assuming that at 298 K the CMC for a cerrain surfactant is 6 X 10-3 M and that its mean aggregation number is 70, estimate the concentration of micelles if the bulk sur factant concentration is 0.08 M A quantity (390 mg) of n-hexane is solubilized in 100 mL of the surfactant solution. Assuming that all the solubilized n-hexane molecules are in the micelles, what is the mean occupation number of 71-hexane in the micelles For the system , estimate tlGo for micellization if the molecular weight of the surfactant is 326 g mol-I . If the enthalpy of micellization is 8 kJ mol- I, find the en tropy change when 1 mol of micelles forms from 70;:mhnomers.
- Hexanoic acid was added to an immiscible biphasic solvent system, water and CCl4 at 20.0OC and the equilibrium concentrations of hexanoic acid were determined to be 3.66 g/L in H2O and 67.0 g/L in CCl4. Caluclate the distrubution coeffiecent (D2) of hexanoic acid in water with respect to CCl4.The following concentrations of the vapour at two consecutive trays in the rectifying section of a column have been measured: y3 = 0.94 and y4 = 0.925. The equation of the operating line is y = 0.6667x + 0.32. The relative volatility at the liquid composition on the third tray is α = 1.85. Calculate the Murphree efficiency of the tray.In gravimetric analysis, co-precipitation occurs alongside with analyte precipitation,resulting in the introduction of impurity and excess mass. Occlusion and inclusion areamong the sources of impurities. Distinguish the difference between occlusion andinclusion and compare them using diagrams