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Does a pH value signify certain number of hydrogen or hydroxide ions?
"pH" is a convention used as a convenience. It indicates how acidic (or basic, that is, alkaline) a solution is. It is the negative logarithm of the hydrogen ion concentration, usually the latter is expressed in moles (or millimoles) per liter. Moles per liter is, of course, what we call "molarity." pOH is used in the same way, indicating the concentration of hydroxyl ions. Generally, Concentration of hydrogen ions + the concentration of hydroxyl ions = 10-14 A neutral solution has equal numbers of H+ and OH-
What is the pH of a solution in which the concentration of hydrogen ion is greater than the concentration of hydroxide ion?
The pH of a solution with higher hydrogen ion concentration than hydroxide ion concentration will be less than 7, indicating an acidic solution. The exact pH value can be calculated using the formula pH = -log[H+].
What is the pH number of sodium hydroxide?
Sodium hydroxide does not have a pH number. The pH of a solution of sodium hydroxide depends entirely on the concentration of it in that solution. To learn how to determine the pH of a sodium hydroxide solution, see the Related Questions links.
How do you make 6 N ammonium hydroxide?
To make a 6 N solution of ammonium hydroxide, you would mix the appropriate amount of concentrated ammonium hydroxide solution with water to achieve the desired concentration. The specific volumes of each component would depend on the concentration of the concentrated solution you are starting with. It is important to handle ammonium hydroxide with caution due to its caustic nature.
What would happen to the concentration of hydrogen ions in a solution of a strong acid if an equal number of hydroxide ions were added to the solution?
The concentration of hydrogen ions would decrease because when hydroxide ions react with hydrogen ions, they form water. This reaction reduces the overall concentration of hydrogen ions in the solution.
What is pOH calculation?
pOH is the negative logarithm of the hydroxide ion concentration in a solution. It is related to pH through the equation: pOH + pH = 14 in an aqueous solution at 25 degrees Celsius. To calculate pOH, you can take the negative logarithm of the hydroxide ion concentration in moles per liter.
What expression is used to represent the concentration of OH- ions?
pOH is the expression used to represent the concentration of OH- ions. It is calculated as the negative logarithm of the hydroxide ion concentration in a solution.
What is the OH- in an oven-cleaning solution if the pH is 12.35?
In an oven-cleaning solution with a pH of 12.35, the concentration of hydroxide ions (OH-) would be 1.58 x 10^-1 M. This is calculated by taking the negative logarithm of the hydroxide ion concentration in the solution.
Is pOH a unitless expression?
Yes, pOH is a unitless expression obtained by taking the negative logarithm (base 10) of the hydroxide ion concentration in a solution. It is used to quantify the basicity of a solution.
What is the pH of a solution on which the hydro ohm ion concentration is 0.0002 M?
The pH of a solution with a hydroxide ion concentration of 0.0002 M would be 10.3. This is because pH is calculated as the negative logarithm of the hydrogen ion concentration in a solution, and in this case, the pOH would be 3.7 (14 - 10.3).
Does the pH scale measure the concentration of hydroxide ions?
Yes, if you use a little bit of math. Take 14 minus your pH and you get the negative decadic logarithm of the hydroxide concentration.
What is the relationship between the pOH and the OH ion concentration of a solution?
The pOH is the negative logarithm of the hydroxide ion (OH-) concentration in a solution. As the pOH decreases, the OH- concentration increases, and vice versa. The relationship is inverse, meaning as one increases, the other decreases and vice versa.
Why is there a minus sign on the definition of pH?
pH of a solution is the negative logarithm of the hydrogen-ion concentration
Is the pH of a solution of the concentration of H plus in the solution right?
Yes, the pH of a solution is a measure of the concentration of hydrogen ions (H+) in the solution. pH is defined as the negative logarithm of the hydrogen ion concentration.
Is 9 the pH of equal numbers of hydronium ions and hydroxide ions?
No. pH is the negative logarithm of the concentration of the hydronium ion. Equal numbers of hydronium ions and hydroxyl ions occurrs only when a solution is neutral.
What is the pH of an aqueous solution with a H plus concentration of 1 X 10-3 M?
3: The negative of the logarithm (base 10) of the concentration. The logarithm of 1 is 0 and the logarithm of 10-3 is -3; the logarithm of their product is the sum of their individual logarithms, -3 in this instance, and the negative of -3 is +3.
Which property is used to calculate the pH of a solution?
The property used to calculate the pH of a solution is the concentration of hydrogen ions (H+) in the solution. The pH is calculated using the negative logarithm of the hydrogen ion concentration.
