True or false. Give a motivation for your answer. Cation concentration in the soil solution decreases with distance from the clay particle with a net negative charge.

Q: Sodium nitrate nano3 weighing 50g was dissolved in water weighing 150 grams. What is the mass…

A: The mass of sodium nitrate is = 50 g The mass of water is = 150 g The mass fraction of sodium…

Q: The migration of particles in the solution are in these 3 ways except A. Convection B. Diffusion C.…

A: A multiple choice question based on solution that is to be accomplished.

Q: Are Particles Visible? Can it be Filtered? Do Partices Settle? See Tyndall Effect? Msture Example…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: A 5.04 g sample of a solid containing Ni is dissolved in 20.0 mL water. A 5.00 mL aliquot of this…

A: concentration of Ni in 20mL = 5.53ppm x dilution factor…

Q: Why does it conduct more before and after this minimum point?

A: A question based on electrochemistry, which is to be accomplished.

Q: For nonideal solution, like ethanol and water the less volatile component in this mixture has a…

A: Ideal solution is the solution which follows Roult's law and non ideal solution is the solution…

Q: Which of the following would result in an incorrect value for the density of the acrylic slug using…

A: There are various reasons for error in density: mass change, temperature, etc.

Q: You determined experimentally the density of a solution in triplicate. Considering the results what…

A: Given question related to calculation of standard deviation.

Q: Given these values, find the initial mole fraction and initial mass % of the solute (NaCl) Solvent…

A: Mole fraction of the solute can be written as - Mole fraction of solute NaCl = moles of solute/moles…

Q: KMnO4 and Na2C2O4 solutions were used in the reactions that took place in a back titration to…

A:

Q: In recrystallization, is it always good to have a high % recovery? Explain. What are the advantages…

A: In recrystallization, always good to have a high % recovery has to be explained below. The…

Q: Tendency of the solute to spread throughout the solution until the composition is homogeneous

A: We have to explain, tendency of the solute to spread throughout the solution until the composition…

Q: 7. A 0.1375-g sample of solid magnesium is burned in a constant-volume bomb calorimeter that has a…

A:

Q: 200ml or o.Smol/L of barum nitrante solution is poured intoa heaker containing 100 of 0.Smo/L. of…

A: 9.Given that, Volume of 0.5mol/L Ba(NO3)2 solution= 200 mL = 0.2 L Volume of 0.5mol/L Na2SO4…

Q: concentrated H2SO4 has the following composition specific gravity 1.84 and purity of H2SO4 is 97…

A: Calculation of concentration of the solution in molarity (mol/L) with known values of density,…

Q: pure liqu PB liquid x solution B Esure solid x liquid x (saturate»

A: Phase diagram is a graphical representation of the physical states of a substance under different…

Q: Present the pertinent chemical equations involved in the analysis of dissolved oxygen concentration…

A: The Winkler Method is a technique used to measure dissolved oxygen in freshwater systems. Dissolved…

Q: rst statement is true. Second statement is false. rst statement is true. Second statement is false.

A:

Q: find the initial mole fraction and initial mass % of the solute (sucrose)

A: Mole fraction of sucrose = number of moles of sucrose/total moles  Number of moles = mass/molar mass…

Q: What is another factor that can influence fractional distillation’s success other than the number of…

A: Distillation process involving conversion of liquid into vapours that subsequently condensed back to…

Q: Open Response Questions - 10 and 11 HNO2 OH* NO2 O H' A student is asked to describe the…

A: According to the Arrhenius theory, the substance that given hydrogen ion H+ in the aqueous solution…

Q: Define binary mixture 2. Define density 3. Give an abstract of determination of excess molar volume…

A: 1.Binary mixture :-A binary mixture consists of two types of molecules, A and B, x is the fraction…

Q: TRUE or FALSE. Extraction is attained when the solute is completely dissolved and the concentration…

A: In the extraction process we sepate the solute which are soluble in the perticular solvent from the…

Q: What is the kinetic property observed in suspension? What is the optical property observed in…

A: It is a heterogeneous mixture of solid particle suspended in a solvent.  The solid particles are…

Q: find the initial mole fraction and initial mass % of the solute (Sucrose)

A: Mole fraction of sucrose = number of moles of sucrose/total moles  Number of moles = mass/molar mass…

Q: "Hot ice" releases heat when the crystals form because A. the enthalpy of solution for solid sodium…

A: Hot ice releases heat when the crystals form because :

Q: equivalent weight of oxalic acid dihydrate.

A: Molecular weight(M) of oxalic acid dihydrate(H2C2O4.2H2O) = 126 g Equipment weight(E)  =    =…

Q: Please provide a step by step solution on how to compute for the volume of a 30% Brine Solution…

A: Given :-  % w/v = 30%  mass of solute = 10 kg  To calculate :-  volume of solution (in m3)

Q: The phase diagrams for a pure solvent and the solvent in a solution are shown. Identify the normal…

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Q: The standardized basic solution (0.0939 M) was then used in getting the total acidity of a food…

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Q: True or False

A: Vapour pressure =P external that temperature is called BP. If external preesure is decreae then BP…

Q: Prove that M = (mole |L) %3D % x L0 x d is M E M.wt

A:

Q: 17. Match the following and choose the correct option. Column I Column II A. Molarity (M) р.…

A: