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Why is it preferable to use a metal ion buffer to achieve pM equals 7 rather than just dissolving enough M to give a 10 to the negative 7 M solution?
A metal ion buffer maintain the desired (small) concentration of metal ion from a large reservoir of metal complex (ML) and free ligand(L). If you trtied to dissolve 10^-8 M metal ion in most solutions or containers, the metal would probably bind to the container wall of to an impurity in the solution and be lost.
What else can I help you with?
Can a median be a negative number?
Yes. For example the median temperature at the South Pole on the Celsius scale.
Positive and negative implications of the value orientations of Filipinos on national development goals?
Filipino people have positive and negative aspects of their values. It is important to recognize the positive aspects of these values in order for them achieve their national development goals.
How do you get 77 out of 4 fours?
To achieve the number 77 with four fours, the solution is as follows: sqrt(4/.4)4 - 4 Instead of the second four being equal to four tenths, place a dot over the top to indicate it being equal to four ninths.
A longterm goal taking years to achieve can be broken down into shorterterm goals each taking years to achieve.?
The correct answer is. 15;5
Another word for going after what you want?
Achieve
What solution is form by dissolving ammonia gas in methylbenzene?
When ammonia gas is dissolved in methylbenzene, a solution of ammonium methylbenzenesulfonate is formed. This compound is a salt resulting from the reaction between ammonia and methylbenzene under certain conditions.
What is to pass in to a solution?
To "pass in to a solution" typically refers to the process of introducing a substance into a solvent to create a homogeneous mixture. This can involve dissolving solids, gases, or liquids in a solvent, allowing the solute to disperse evenly. The goal is to achieve a uniform solution where the properties of the solute are integrated into the solvent. This process is fundamental in chemistry and various applications, such as pharmaceuticals and cooking.
What is Congo red stock solution?
Congo red stock solution is a dye solution primarily used in histology and microbiology for staining purposes. It is particularly known for its ability to bind to amyloid proteins, making it useful in the diagnosis of amyloidosis. The solution is typically prepared by dissolving Congo red powder in a suitable buffer or solvent, such as distilled water or ethanol, to achieve a specific concentration. In addition to its staining applications, Congo red has also been used in various biochemical assays.
What is the difference between feasible solution and basic feasible solution?
optimal solution is the possible solution that we able to do something and feasible solution is the solution in which we can achieve best way of the solution
How are diffusion and dissolving similar?
Diffusion and dissolving both involve the movement of particles from an area of high concentration to an area of low concentration. In diffusion, this movement occurs across a permeable membrane, while in dissolving, it occurs in a solvent. Both processes aim to achieve equilibrium by distributing particles evenly.
How do you prepare isosaline?
To prepare an isosaline solution, you need to mix a specific amount of sodium chloride (NaCl) with distilled water to achieve a concentration similar to that of physiological saline, typically around 0.9% (w/v). This involves dissolving 9 grams of NaCl in 1 liter of distilled water. Ensure the NaCl is completely dissolved, and the solution is mixed thoroughly. Finally, it's essential to sterilize the solution if it is intended for medical or laboratory use.
Is stirring necessary for dissolving a solute?
Stirring is not strictly necessary for dissolving a solute, as dissolution can occur through diffusion, where solute particles spread out in the solvent. However, stirring significantly increases the rate of dissolution by enhancing the interaction between solute and solvent particles, promoting faster mixing and distribution. In many cases, especially with solid solutes in liquids, stirring can expedite the process and help achieve a uniform solution more efficiently.
How is standard Na2S2O3 solution carried out?
A standard Na₂S₂O₃ (sodium thiosulfate) solution is typically prepared by dissolving a precise amount of the anhydrous or pentahydrate form of sodium thiosulfate in distilled water to achieve a desired molarity. The solution is then standardized using a primary standard, such as potassium dichromate (K₂Cr₂O₇), through a redox titration process. This involves adding the thiosulfate solution to a known concentration of dichromate until the endpoint is reached, which is often indicated by a color change. Proper storage in a dark container is essential to prevent decomposition of the thiosulfate solution.
Can you possibly achieve negative zero?
Not possible ya
What were the negative and positive effects of Tiananmen square?
they achieve their goal
What are different methods of preparing sulfur lime solution?
Sulfur lime solution, commonly used in agriculture and horticulture, can be prepared using several methods. One common method involves dissolving powdered sulfur and hydrated lime (calcium hydroxide) in water, ensuring proper mixing to create a homogenous solution. Another approach includes slaking quicklime (calcium oxide) in water and then adding ground sulfur to the mixture. It's essential to maintain the correct ratios of sulfur to lime to achieve the desired pH and efficacy in the final solution.
Which factors can be altered to achieve the desired result in the rate of dissolving?
Factors that can be altered to achieve the desired result in the rate of dissolving include increasing the surface area of the solute by crushing it into smaller particles, increasing the temperature of the solvent to speed up the kinetic energy of the particles, stirring or agitating the mixture to enhance mixing, and using a solvent that has a high polarity to dissolve the solute more easily.
