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What else can I help you with?
How can you make an acid stronger or weaker?
You cannot change the strength of an acid, but you can change the concentration of an acid. Youn can decrease the concentration of an acid by adding it to water. You can increase the concentration through distillation.
How do you change the concentration of hydrochloric acid?
You can change the concentration of hydrochloric acid by diluting it with water to decrease the concentration or by adding more concentrated hydrochloric acid to increase the concentration. Remember to always add acid to water, not water to acid, to avoid splattering.
What is the laboratory method used to determine the concentration of an acid?
One common method to determine the concentration of an acid is titration. In an acid-base titration, a solution of known concentration (titrant) is added to the acid solution until the reaction is complete, as indicated by a color change with an indicator or a pH meter. The volume of titrant used is then used to calculate the concentration of the acid.
What is the formula to calculate the change in pH when a strong acid is added to a buffer solution?
The formula to calculate the change in pH when a strong acid is added to a buffer solution is pH -log(H/HA), where H is the concentration of hydrogen ions and HA is the concentration of the weak acid in the buffer solution.
On addition of concentrated Hydro chloric acid to water does the pH of the acid change?
The pH of the hydrochloric acid does not change when it is added to water since it is already highly acidic. The concentration of the acid will remain the same, which means the pH will also remain constant.
Does changing the concentration of an acid affect the temperature at neutralisation?
No, changing the concentration of an acid does not affect the temperature at neutralisation. The temperature change during neutralisation is determined by the amount of heat released or absorbed during the reaction, which is dependent on the specific acid and base involved, not their concentrations.
How can we calculate the change in pH when a strong acid is added to a buffer solution?
When a strong acid is added to a buffer solution, the change in pH can be calculated using the Henderson-Hasselbalch equation, which is pH pKa log(A-/HA), where pKa is the acid dissociation constant of the weak acid in the buffer, A- is the concentration of the conjugate base, and HA is the concentration of the weak acid. By plugging in the initial concentrations of the weak acid and its conjugate base, along with the amount of strong acid added, you can determine the change in pH of the buffer solution.
Acid end products change pH?
When acids undergo chemical reactions, the end products can change the pH of their surroundings by increasing the concentration of hydrogen ions. This increase in hydrogen ions leads to a decrease in pH, making the solution more acidic. The extent of pH change depends on the strength of the acid and the concentration of the acid and its products.
Why does the percent ionization of acetic acid increase as the concentration of the solution decreases?
As you increase the concentration of the solution, the concentration of H+ does not change. Meaning, the concentration ionized does not change. Just the original concentration increases. Since percent ionization = (concentration ionized)/(original concentration) , and the original concentration is increased, the percent ionization therefore decreases.
What is acid titration?
Acid titration is a method used in analytical chemistry to determine the concentration of an acid in a solution. It involves gradually adding a standardized solution of base (titrant) to the acid solution until the equivalence point is reached, indicated by a color change in the indicator solution or pH meter. This helps calculate the unknown concentration of the acid.
What is the concentration of undissociated acid if the hydrogen-ion concentration is 0.0001 M and the acid dissociation constant is 0.0000001?
The equation is acid + water equalizes into hydronium and conjugate base, and Ka (acid dissociation constant) is products divided by reactants. If the Acid = (H+)(base)/Ka, then the acid concentration is (H+)(H+)/Ka, or (0.0001)(0.0001)/0.0000001, which equals 1M.
What is acidimetry titration?
Acidimetry titration is a chemical analysis technique used to determine the concentration of an acid in a solution. It involves adding a base of known concentration to the acid solution until the equivalence point is reached, indicated by a change in color or pH. By measuring the volume of the base required to reach the equivalence point, the concentration of the acid can be calculated.
