Question: The selectivities of a Li + ion-selective electrode are indicated on the following diagram. Which alkali metal (Group 1) ion causes the most interference? Which

The selectivities of a Li⁺ ion-selective electrode are indicated on the following diagram. Which alkali metal (Group 1) ion causes the most interference? Which alkaline earth (Group 2) ion causes the most interference? How much greater must be [K⁺] than [Li⁺] for the two ions to give equal response?

NRN HS

Step by Step Solution

★★★★★

3.37 Rating (150 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

K has the largest selectivity coefficient of ... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

878-E-C-E-E-C (2060).docx

120 KBs Word File

Students Have Also Explored These Related Chemical Engineering Questions!

? BestChip (BC) is a large nationwide corporation that produces low-fat snack products for an expanding market (pun intended). Basically, BC takes materials (corn, wheat, and potatoes) and turns them...

Ammonia in seawater was measured with an ammonia-selective electrode. A 100.0 mL aliquot of seawater was treated with 1.00 mL of 10 M NaOH to convert NH + 4 to NH 3 . Therefore,V 0 = 101.0 mL. A...

A cyanide ion-selective electrode obeys the equation E = constant - 0.059 16 log[CN - ] The potential was - 0.230 V when the electrode was immersed in 1.00 mM NaCN. (a) Evaluate the constant in the...

By how many volts will the potential of an ideal Mg 2+ ion-selective electrode change if the electrode is removed from 1.00 10 -4 M MgCl 2 and placed in 1.00 10 -3 M MgCl 2 at 25C?

Please check my answers and help me answer the ones I did not. Thank you! Please give explanation so I can understand how to do these problems 1. Based on their positions in the periodic table,...

Medical grade oxygen has become a product of national priority now. Oxygen concentration based on pressure swing adsorption is quickly becoming an obsolete technology. You are asked to dissect a...

Binding data in methanol are given below for a series of interactions between crown ethers 3-6 and cations. 3 5 6 Log K (Li*) = 0.5 Log K (Na*) = 1.73 Log K (K*) = 0.86 Log K (Li") = 1.42 Log K (Na*)...

The reactions described in Example 12-7 are to be carried out isothermally at 1000C in the reactor whose RTD is described in Example 17-4 with C A0 = C B0 = 0.05 mol/dm 3 . a. Determine the exit...

a. Example 17-2: Mean Conversion, Xseg, Calculations in a Real Reactor Wolfram and Python 1. How do C A0 , n and k affect the trajectories in X for the segregation model and the LFR? 2. Write a set...

You are a young, newly qualified and newly employed Process Technologist at a fine chemicals company. The company produces many different organic compounds used as active ingredients in a range of...

Consider the following schema Sailors(sid, sname, rating, age) Reserve(sid, did, day) Boats(bid, bname, size) Reserver.sid is a foreign key to Sailors and Reserves.bid is a foreign key to Boats.bid....

Green Thumb Corp. is a publicly traded company with offices in fifteen states and manufacturing facilities in ten states. Green Thumb's Farming Division consists of twenty farms, which grow many of...

What are the five questions COSO IC proposes as indicators of the quality of information?

as i am riding a paddlewheel down the mississppi river, i notice a bug on the paddlewheel. I start my stopwatch ( at time t = 0 ) . Five seconds later, the bug is at the maximum height of the...

Ryan Terlecki organized a new Internet company, Cap Universe, Inc. The company specializes in baseball-type caps with logos printed on them. Ryan, who is never without a cap, believes that his target...

One proposed design for an energy-efficient automobile involves an on-board tank storing hydrogen which would be released to a fuel cell. The tank is to be cylindrical, 0.4 m in diameter, made of...

Use the adjusted trial balance for Stockton Company below to answer the question that follow. Determine the net income (loss) for the period. a. Net income $9,250 b. Net loss $790 c. Net loss $5,670...

Suppose that X, Y, and Z are jointly distributed random variables, that is, they are defined on the same sample space. Suppose that we also have the following. E(X) = 0 E(Y) =-5 Var (X) = 13 Var (Y)...

Assessment value versus sales price, continued. Refer to the previous exercise. Lets consider linear regression analysis using just 34 properties. HSALES (a) Obtain the residuals and plot them versus...

(a) Use the following reactions to prepare an activity series for the halogens: (b) Relate the positions of the halogens in the periodic table with their locations in this activity series. (c)...

(a) Is the concentration of a solution an intensive or an extensive property? (b) What is the difference between 0.50 mol HCl and 0.50 M HCl?

We have seen that ions in aqueous solution are stabilized by the attractions between the ions and the water molecules. Why then do some pairs of ions in solution form precipitates?

A company is projected to generate free cash flows of $20 million per year for the next three years, followed by a stable growth of 2% per year in perpetuity. The company's cost of capital is 10%. It...

true or false ? if false state why independent 8) Financing decisions deal with how to best use the limited resources of an organization

a. Calculate the after-tax cost of borrowing from the motorcycle dealership. b. Calculate the after-tax cost of borrowing through a second mortgage on Bella's home. c. Which source of borrowing is...