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What is buffer ratio?
Buffer ratio refers to the proportion of buffering capacity in a solution relative to the pH. It is calculated by dividing the concentration of the weak acid or base component of the buffer by the concentration of its conjugate base or acid. A higher buffer ratio indicates a greater ability of the solution to resist changes in pH when an acid or base is added.
Which substances decrease the H ion concentration in an solution?
An acid increase the hydrogen ion concentration in a solution.
Discussion for acid-base titration experiment?
In an acid-base titration experiment, a solution of known concentration (the titrant) is slowly added to a solution of unknown concentration until the reaction is complete. This allows for the determination of the unknown concentration by measuring the volume of titrant needed to reach the equivalence point. The pH at the equivalence point can indicate the nature of the reaction (e.g., strong acid-strong base, weak acid-strong base) and can be used to calculate the pKa of the weak acid or base involved.
Why can chemists use an acid base titration to determine the concentration of an unknown acid or base?
Chemists can use an acid-base titration to determine the concentration of an unknown acid or base by gradually adding a titrant of known concentration until the reaction reaches the equivalence point, where the amount of titrant equals the amount of substance being analyzed. By measuring the volume of titrant used, they can apply stoichiometric relationships from the balanced chemical equation to calculate the unknown concentration. The use of indicators or pH meters helps identify the endpoint of the titration, ensuring accurate results.
Distinguish between concentrated acid or base and strong acid or base?
Concentration deals with how much you have dissolved in the solution you are using, eg you could have concentrated sulphuric acid 5 moldm-3 or dilute 0.5 moldm-3. Strength in chemistry means how much it will dissociate. So H2SO4 is a strong acid and completely dissociates, so one mole of acid will release two moles of H+. Ethanoic acid is a weak acid and would only release a small number of protons. Acid strength is shown in numbers called the dissociation constant Ka which you can look up in data tables.
What is the term that refers to the concentration of an acid or base?
dilute
True or false The concentration of an acid or base refers to how completely it dissociates in water?
False. The concentration of an acid or base refers to the amount of the acid or base present in a given volume of solution, while the extent of dissociation refers to how completely the acid or base breaks apart into ions in water.
What is a term that refers to the concentration of an acid or base?
Is dilute considered as a colloid or a suspension
Is it necessary to know the exact concentration of oxalic acid to determine the concentration of the base?
No, it is not necessary to know the exact concentration of oxalic acid if you are titrating it with a base. You can determine the concentration of the base by measuring the volume of the base solution required to neutralize the acid solution.
Is it possible to have a concentrated solution of a weak acid or base True or False?
True. It is possible to have a concentrated solution of a weak acid or base, as the concentration of a solution refers to the amount of solute dissolved in a solvent, regardless of the strength of the acid or base. The degree of dissociation may be low, but the concentration can still be high.
What are the examples of acid base titration?
Determination of the concentration of a base by titration with acids or determination of the concentration of an acid by titration with bases. (http://en.wikipedia.org/wiki/Acid-base_titration)
How do you determine the concentration of an acid by titration?
You would determine the concentration of an acid by titrating it with a base of known concentration. The point at which the acid is neutralized by the base (equivalence point) can be detected using an indicator or a pH meter. By measuring the volume of the base needed to reach the equivalence point, you can calculate the concentration of the acid using the equation C1V1 = C2V2, where C1 is the concentration of the acid, V1 is the volume of acid used, C2 is the concentration of the base, and V2 is the volume of the base used.
What does an acid-base titration accomplish?
An acid-base titration is used to determine the concentration of an unknown acid or base by reacting it with a known concentration of the opposite type. The equivalence point of the titration is reached when the amount of acid equals the amount of base, allowing for the determination of the unknown concentration.
What is buffer ratio?
Buffer ratio refers to the proportion of buffering capacity in a solution relative to the pH. It is calculated by dividing the concentration of the weak acid or base component of the buffer by the concentration of its conjugate base or acid. A higher buffer ratio indicates a greater ability of the solution to resist changes in pH when an acid or base is added.
What is the concentration of the base (NaOH) in the following titration?
To determine the concentration of the base (NaOH) in a titration, you would use the volume of the base added and the volume and concentration of the acid (typically HCl). By using the balanced chemical equation and the volume and concentration of the acid, you can calculate the concentration of the base.
What is the concentration of the acid (H2SO4) in the following titration?
To determine the concentration of the acid (H2SO4) in a titration, you will need to know the volume of the acid used, the volume of the base added, and the molarity of the base. By using the balanced chemical equation of the reaction and the volume of the acid and base used, you can calculate the concentration of the acid.
What is the difference between strength and concentration in terms of an acid or base?
Strength: how strong the bonds between the elements in the acid are. (the stronger the bonds the harder it is for the hydrogen ions to dissociate (break away) from the acid. Concentration: moles per liter. if there's a lot of the acid in a small amount of space there's a high concentration. just because the concentration is high, that doesn't mean the acid wouldn't easily break up.
