Is there a way to predict how much electrical force is required to exactly balance the tendency of an ion to diffuse down its concentration gradient? How are these two factors mathematically related?

Q: What is the process used to instrumentation in voltametry and its application

A: Voltammetry is the measurement of current under the application of potential which employ 3…

Q: Why does sulfuric acid not dissolve copper, but nitric acid does?

A: The species with a higher oxidation potential easily dissolves in the solvent that has a higher…

Q: What are the oxidation numbers of the elements in the nitrite ion?

A: The formula for nitrite ion is NO2-.

Q: 7. Description “White amorphous powder, absorbs air carbon dioxide. Practically insoluble in water,…

A: There are two types of solids on basis of the crystallinity of the substance-  1- Crystalline solids…

Q: Metal cations in solution are complexed to H2O molecules and exist as hydrated ions. For example,…

A: According to the question,  An aqueous solution is prepared with 0.00139 mol Ni(NO3)2 and 0.353 mol…

Q: Suggest how the cations in each of the following solutionmixtures can be separated: (a) Na+ and Cd2…

A: (a) The given solution mixture is  Na+ and Cd2+ H2S is used to precipitate Cd2+ as CdS (the sulfide…

Q: What are the oxidation numbers of the nitrogen atoms in nitric acid

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Q: Zn and Sn ions coprecipitate when they exist in solution to form mixed oxides. Suggest a…

A: a. Given that, Zn and Sn ions coprecipitate when they exist in a solution to form mixed oxide. We…

Q: What is the thickness of the ionic atmosphere (in nanometer, nm) for a solution of 0 29 mol/L of KCP…

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Q: Suppose 0.010 mol of each of the following compounds isdissolved (separately) in 1.0 L water: BaCl2,…

A: Elements are differentiated on the basis of their conductivity. Different compounds gave different…

Q: Write the symbol for:  a) one metal in period 4 that can have multiple oxidation states:    b)…

A: The transition metals show the variable oxidation states. In the transition element, the electrons…

Q: + Ag* and Pb<+ cations are characterized by their insolubility in solutions containing ions; While…

A: Cations can be separated by treating them in right solutions where they can form precipitate.

Q: Rank the halogens by oxidizing strength and the halide ions by reducing strength from strongest to…

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

Q: Analyze how the size of the ion and varying temperatures can influence the conductance in an…

A: Electrolytic solutions are those in which the solute upon dissolution dissociates into its…

Q: С. Determine the temperature at which 67.5 g K2SO4 will dissolve in 450.0 g H2O to forma saturated…

A: 4c. The given data for the solubility of grams K2SO4 in 100 grams H2O at varying temperatures is…

Q: (a) In metallic materials, one of the important effects of solid-solution formation is the resultant…

A: Solid solution strengthening

Q: How do the conductivity of electrolyte solutions and metals change with temperature?

A: The dependence of temperature of electrolytic solution and metals is discussed below:

Q: When temperature is increased by 1°c, the mobility of ions rise by........ In conductometry…

A: Solution:1  As the temperature increases mobility of ions increases as increase in electrolytic…

Q: How many grams of FeSO4 must be dissolved in 750 mL of water to make a 65% m/v ferrous sulphate…

A: The ratio of the mass of solute to the volume of solution multiplied by 100 is known as mass/volume…

Q: platinum in this solution as well as b) the molar concentration of the platinum in this solution.…

A: volume by volume percentage of the solution is the way to quantify the amount of the solute present…

Q: A silver nitrate solution contains 14.77 g of primary standard AgNO, , in 1.00 L what volume of this…

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Q: Write equation for the reaction of: (i) Iron with steam(ii) Calcium and potassium with water

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Q: Explain the terms of the Nernst equation.

A: The relation between electrical and chemical change is studied under electrochemistry. Two types of…

Q: Does that mean that  Average molarity of EDTA standard solution =  Average molarity of EDTA? Will…

A: Recall the given reaction,                      Ca2+ aq  +  EDTA4- aq  →CaEDTA2- aqWe have to…

Q: Explain why the energetics of dissolution can be different for elements in the same group?

A: Dissolution energy is defined as the amount of energy released when a solute is dissolved in a…

Q: Define the following terms; Selective Precipitation: Quantitative Analysis: ii) Which metals is…

A: (i) Selective precipitation is defined as the process used for the separation of ions in the…

Q: Which of the following will dissociate into the largest number of ions in solution? Li2SO4, Kl,…

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Q: Suggest three ways to increase the rate at which zinc dissolves in sulfuric acid. Use large pieces…

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Q: Account for the following: (a) (i) EU2+ is strong reducing agent (ii) Transition metals form…

A: Account for the following: (a) (i) EU2+ is a strong reducing agent (ii) Transition metals form…

Q: Name three common forms in which metals occur is nature. Explain the interaction between metals and…

A: The three common forms is which metals occur in nature are given as, 1. Sulphide form – copper…

Q: A sample of an industrial waste water is analyzed and found to contain 48.6 ppb Ni2+. How many grams…

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Q: ammonia have what key substance involved in the reaction?

A: When NH3 React with water then it's will form NH4OH because NH3 is a base it's will abstracted H(+)…

Q: Provide the balanced net ionic equation between I2 and sodium thiosulfate

A: The representation of a chemical reaction by writing down the chemical compounds in the terms of…

Q: Why only a few metals and their alloys show active-passive transition in corrosive environment?

A: Active metals are those metals which react quickly eg. Li,Na,K etc. They also react quickly to other…

Q: 2. What is the effect of the nature of solvent on the electrical conductivity of solutions?

A: Conductivity in an electrolytic solution is due to movement of ions. More the ions more the…

Q: You have 10mL of an 8% aqueous solution of H2Cl6Pt. Calculate the molar concentration of the…

A: Given: Volume of solution = 10 mL Convert mL into L as follows. 1 mL = 0.001 L10 mL = 10 mL × 0.001…

Q: Calculate the pH of a 0.1 M sodium hypoiodite solution.

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Q: In the dichromate ion Cr2O72-, the chromium atom has what oxidation number?

A: Oxidation of Chromium atom in dochromate ion can be calculated using following method :

Q: Which substance below will not conduct Nickel, Aluminum Sulfide, Ethyl Alcohol?

A: To find: The substance that will not conduct electricity?

Q: The correct order of solubility of sulphates of alkaline earth metals in water is BasO4 > SrSO4 >…

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Q: Calculate the ionic strength of a 0.200 molal solution of Cr(NO3)3

A: Given:Molal concentration=0.200M To find:Ionic strength of Cr(NO3)3=? Calculation:Dissociation of…

Q: What are the products and balanced equation of aqueous solutions of ferrous sulfate and ammonium…

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Q: What is one species that could spontaneously oxidize metallic silver to silver cations? Write the…

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