calculate the equivalent weight of KMnO4 in neutral medium.

Q: The molar ratio of lead(II) hydroxide to water from the reaction below is 2:1 Pb(OH), + 2HCI - 2H,0…

A: • The given balanced chemical equation is,           Pb(OH)2 + 2HCl → 2H2O + PbCl2    • The given…

Q: 3. Determine the normality of 3200mL HCI if 25.27g of acid was used.

A:

Q: e mole fraction of C2H

A:

Q: The pressure reads 10,800 Pa. Determine the altitude at standard atmosphere. SHOW THE COMPLETE…

A: Given,  The pressure reads 10,800 Pa. Determine the altitude at standard atmosphere

Q: eaction bellow, find the mole fractions of all spi A 2B + C

A: Given chemical reaction: A ---> 2B + C   We need to determine the mole fraction of all spices if…

Q: What is the mole fraction of CH3COOH in a solution containing 1.50 g CH3COOH (FM= 60.053  g/mol) and…

A: Given -> Weight of CH3COOH = 1.50 gm Molar mass of CH3COOH = 60.053 g/mole Weight of H2O = 1000.0…

Q: 91.1 kPa to atm

A: We know that ; 1 atmosphere = 101.325  kilopascals 1 atm = 101.325 kPa By using this relation we can…

Q: Solve for X max of the following co

A:

Q: why does small particles have higher Brownian diffusion rates than larger particles.

A: Brownian motion is the random movement of microscopic particle  suspended in gas or liquid ,caused…

Q: How sedimentation rate got influenced by particle mass ?

A: The process of settling down of a particle due to gravitational pull is known as sedimentation.

Q: What is the equivalent weight of H2SO4?

A:

Q: 3.5 atm →    kPa

A: To conversion of 3.5atm to k pa  we must know that 1atm equal to how many pascal  so the relation…

Q: Which of the following sensors measures humidity O Thermometer- O Barometer O Hygrometer

A: Humidity is the measure of water vapour present in the atmosphere.

Q: In the Hoffman apparatus, the solution conducts electricity and water is decomposed to hydrogen at…

A: The Hoffman apparatus is used for the electrolysis of water. For electrolysis the water should be…

Q: Mg +2HCL > Mg cl2 +H2 If 1.505×10 exponent 23 particles of Mg react with 300ml 0.9mol.dm3 solutions…

A: Given data,Number of particles of Mg=1.505×1023Molarity of HCl=0.9mol/dm3Volume of…

Q: coefficient of O2

A: In this question, we have to find out what will be the coefficient of oxygen molecule to balance the…

Q: scribe the preparation of 150 mL of 6.00 M H3PO4 f at is 86% H3PO4 (w/w) and has the specific…

A: Given data set: Volume of H3PO4 = 150 ml Molarity of H3PO4 = 6.00 M Specific gravity= 1.71 W/w% =…

Q: standard pressure CONVERT 29.17inches of Hg to Pa

A:

Q: What is the difference between computational calculations based on Molecular Mechanics and…

A: Computational chemistry is a branch of chemistry that uses computers to assist in solving chemical…

Q: A 1.407 g sample of canned tuna was analyzed by the Kjeldahl method. The liberated NH3 required…

A:

Q: If PV = nRT, then solve for T.

A: A question based on general chemistry that is to be accomplished.

Q: PV=nRT , Solve for T

A: The given is PV = nRT

Q: Calculate the pressure of 50~100mm H2O at 1atm condition.

A:

Q: mixture composed of 60%CO2 and 40%He by volume analysis is contained at 0.5MPa. What is the partial…

A: Given : We have to calculate the partial pressure of the helium in the mixture.

Q: Acetylene is prepared from the following reaction CaC2 + 2H2O -> CHCH + Ca(OH)2   10.0 grams of…

A: Balanced chemical equation: CaC2 + 2H2O -> CHCH + Ca(OH)2 Number of moles of acetylene = number…

Q: s volume if th

A:

Q: Prepared 1 M of NaCl solution in volume 100 ml, Mwt is 58.5? O 0.585 gm. O 5.85 gm. O 58.5 gm.

A: Number of moles is calculated by dividing the given mass with molecular mass.

Q: Calculate the volume of 0.4000M NaOH required to take the reaction of HCl+NaOH>H2O+NaCl to 70%…

A: In order to calculate the volume of NaOH required for the neutralization, we should calculate the…

Q: or Ex. What does this mark mean? What are the major differences between the two and what are their…

A:

Q: Calculate the gravimetric factor of: FeO in Fe2O3 Bi2S3 in BaSO4 BaSO4 in (NH4)2SO4…

A: Gravimetric factor is conversion of gm Of compound into gram of single element. It is the ratio of…

Q: Calculate equivalent weight for H3PO4.

A: The molecular weight of phosphoric acid is= (3+31+16*4)gram/mol = 98 gram/mol

Q: Suppose you have 5M NaCl stock solution and you perform a six-step serial dilution by taking 100 µl…

A:

Q: e partial pressures of

A:

Q: Arrange the following compounds in increasing order of elution (R,

A: Rf is the retention factor. Rf  value is the ratio of distance travelled by compound to distance…

Q: BN

A: Ratio in molar mass = ( molar mass of I2 / molar mass of Br2 )  Ratio in Molar mass = ( 126gmol-1 /…

Q: A river pollutant is found to have a concentration of 0.0031 % m/v. If the density of the river…

A: Given  %(m/v) = 0.0031 %  density of solution = 1.183 gram/mL  Concentration of the pollutant in ppm…

Q: A sample of Neon gas occupies a volume of 0.50L at 1.70atm. What will be its volume at 30kPa?

A: Given that : At pressure (P1) = 1.80 atm, Volume V1 = 0.50 L We have to calculate the volume V2 at…

Q: What volume, in milliliters, of sodium acetate 1:150 (w/v) solution do you need to obtain 1.5 mEq…

A: The volume of sodium acetate solution (1:150 ; w/v) is 18.45 mL.

Q: Calculate AG°.. Coiae + 2es → Cou)

A: The question deals with Gibbs free energy for an electrochemical reaction. It is the amount of…

Q: The last calculation we need to do is find the %acetic acid (a.k.a the "acidity"). We can average…

A: The % m/v is a unit of concentration. Mass/volume percent of a solution is the ratio of the mass of…

Q: Electrical Conductivity of Several Solutions   Solution or Liquid Formula Conductivity…

A: Since you have posted question with multiple sub-parts, we are entitled to answer the first 3 only.…

Q: Density (g/mL) Reagent Salicylic acid Acetic anhydride Sulfuric acid Molar Mass (g/mole) Amount Mole…

A: The percentage yield of a product in a reaction is the percentage of that product obtained compared…

Q: Chlorine can be prepared in the laboratory by the reaction of manganese dioxide with hydrochloric…

A: Given Volume of Cl2 = 285 ml Temperature = 25°C Pressure = 95 kPa

Q: The mercury in a barometer of a cross sectional area 1cm² stands at 75cm, and the space above it is…

A: Welcome to bartleby !

Q: mole fraction: sulfur hexafluoride partial pressure: atm mole fraction: carbon monoxide partial…

A:

Q: discuss some ways in which the concentration of asolution can be expressed, and the kinds of…

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Q: a 25.00 mL aliquot of vinegar was diluted to 250 mL in a volumetric flask. Titration of 50.00 mL…

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Q: Diffusion of Gases Consider that you carried out the following, where you 1. Place 1.0 mL of dilute…

A: Phenolphthalein is an indicator that is used for the detection of acidic or basic medium. The pH…

Analytical Tools

Analytical tools or analysis tools help one to get into a conclusion or results from the data collected. Analytical tools can be applied for simple data sets and also in the case of big data analytics.