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In a titration what two things are always equal to each other at the endpoint?
Wiki User
∙ 10y ago
the concentration of the titrant and the concentration of the titrate.
Wiki User
∙ 10y ago
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Why does the pH change rapidly at the equivalence point of a titration?
The equivalence point represents a region where the amount of acid to base (or base to acid) concentration is equal. Before the equivalence point there is a greater amount of acid (or base, depending on the titration). After the titration there is a greater amount of base (or acid). This reverse in dominance results in a dramatic change in pH.
Why is the amount of guanine always equal to the amount of cytosine?
Guanine and cytosine always pair together due to specific hydrogen bonding interactions that stabilize their association in the DNA double helix. This base pairing rule is known as Chargaff's rule, where the amount of guanine is always equal to the amount of cytosine in a DNA molecule.
The equivalence point reached when the pH reaches it maximum value?
The equivalence point is reached in a titration when the moles of acid are equal to the moles of base added. At the equivalence point, the pH of the solution is at its maximum or minimum value, depending on whether a strong acid or base is used in the titration.
What guantities are always equal to an elements atomic number?
Mass
Are there always going to be equal number of adenine and thymine?
Yes.
When a titration is complete what two things are equal?
In a titration, the moles of the titrant added are equal to the moles of the analyte in the solution. At the endpoint, the moles of the titrant consumed are equal to the moles of the analyte present in the solution.
What is the difference between end point titration and equivalence point?
Endpoint titration refers to the point in a titration where the indicator changes color, signaling that the reaction is complete. Equivalence point, on the other hand, is the point in the titration where the moles of the titrant are stoichiometrically equal to the moles of the analyte. The equivalence point does not necessarily coincide with the endpoint, as the indicator may change color before or after reaching the equivalence point.
Why is the choice of the colorimetric indicator in an acid-base titration important?
The choice of colorimetric indicator in an acid-base titration is crucial because it must change color at the equivalence point, where the moles of acid and base are stoichiometrically equal. The indicator should have a pH range close to the pH at the equivalence point to ensure accurate endpoint detection. Using the right indicator helps to determine the endpoint precisely and enhances the accuracy of the titration results.
What happens during an acidic base titration in the presents of an indication?
During an acid-base titration, an indicator is added to the solution to determine the endpoint, which is when the moles of acid are equal to the moles of base. The indicator changes color at the endpoint, indicating the completion of the reaction. This color change helps in identifying the point of neutralization and determining the concentration of the unknown solution.
Is potentiometric titration superior to conductometric titration?
Potentiometric titration is generally considered superior to conductometric titration because it provides more precise and accurate results. In potentiometric titration, the endpoint is determined by measuring the change in potential, which allows for more precise detection of equivalence points compared to conductometric titration, where the endpoint is detected based on a change in conductivity.
Are the values of phi and phi equal?
Yes, two things that are the same are always equal.
How do you divide a circle in equal pieces?
Starting at one point of the circle, draw a straight line through the center of the circle to the other side. This line is called a diameter. It will divide the circle into 2 equal pieces.Now, if you want to divide the circle into any number N of equal pieces, follow these steps in orderdivide the diameter into N equal segments,from one endpoint of the diameter, draw half circles towards every endpoint of the equal segments,flip the circle,from the other endpoint of the diameter, draw again half circles towards every endpoint of the equal segment (but now filling the other side of the circle).The resulting parts of the circle have equal area.
What is the difference between equivalent point and end point in analytical chemistry?
The equivalence point is the point in a titration when the amount of added standard reagent is chemically equal to the amount of analyte. The end point is the point in a titration when a physical change occurring immediate after the equivalence point
Discussion of titration?
Titration is a laboratory method used to determine the concentration of an unknown solution by reacting it with a solution of known concentration. During titration, an indicator may be used to signal the endpoint of the reaction, which is where the reaction is stoichiometrically complete. Titration is widely used in analytical chemistry for various applications, such as determining the acidity or alkalinity of a solution.
What is formed by two intersecting lines or by two rays with a common endpoint?
vertical opposite equal angles
What is a straight path that extends in one direction and has one endpoint?
This is called a "ray". (It is equal to one half of a line.)
The diagonals of a kite are?
Perpendicular and the one for which each endpoint touches only sides of equal length bisects the other.
