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Which of these statements is correct with respect to pH?
Some true statements regarding pH include, the pH scale indicates concentrations of hydrogen and hydroxyl ions in a solution. Anything above a pH level of 7.0 is basic, anything above a 7.0 is acidic, and a change in one pH unit denotes a ten-fold increase or decrease in hydroxyl ion concentration.
What is the pH range for an acid?
pH of 7 is neutral. there is no absolute ends to the pH scale, so an acid is anything with a pH rating of less then 7, and a base is anything greater then 7. for all practical purposes, a scale of 1-14 or sometimes 0-14 is used, but it is possible to exceed these constrainsts.
What is 7 on the pH scale?
The pH scale ranges from 0 to 14 1) pH of 7 is neutral 2) pH less than 7 is acidic 3) pH greater than 7 is basic So the pH of 8 is basic since it is greater than 7
What is a substance with a pH of 6?
The pH scale runs from 0 to 14. Pure water has a pH of 7, the half-way point of the pH scale. A pH between 0 and 7 indicates that a solution is acidic, and the lower the pH, the higher the acidity. A pH between 7 and 14 indicates that a substance is alkaline, and the higher the pH, the higher the strength of the alkali.
On what scale is acidity measured?
Acidity is measured on the pH scale, which ranges from 0 to 14. A pH below 7 indicates acidity, with lower numbers representing stronger acids. A pH of 7 is considered neutral, while a pH above 7 indicates alkalinity.
What does a 7 on the pH scale indicate?
pH=7 is the neutral point on the scale.
What is the scale used to indicate the strength of an acid or base called?
The scale used to indicate the strength of an acid or base is called the pH scale. It ranges from 0 to 14, with 7 being neutral, values below 7 indicating acidity, and values above 7 indicating alkalinity.
What are the levels of Ph scales?
A pH scale ranges from 0-7. 0 to <7, the pH is acidic. At 7, it is neutral. 7 to <14, it is basic
What is pH mean?
pH is a measure of the acidity or basicity of a solution. It is quantified on a scale from 0 to 14, where values below 7 indicate acidity, 7 is neutral, and values above 7 indicate alkalinity.
What scale is used to indicate whether something is acid or alkaline?
The pH scale is the widely used universal scale, (which measures the hydrogen ion concentration of solutions) to measure the acidity or alkalinity of chemical solutions. It should be mentioned that the pH value is dependent on the temperature.
Using the pH scale what numbers indicate an acid What numbers indicate a base?
pH numbers below 7 indicate an acid, with lower numbers indicating stronger acids. pH numbers above 7 indicate a base, with higher numbers indicating stronger bases.
Which direction is acidic on the pH scale?
Less than 7. The lower the pH, the more acidic a solution is.
On the pH scale a 7 indicates .?
pH=7 is the neutral point on the scale.
What is the midpoint of the pH scale?
The midpoint of the pH scale is pH 7, which is considered neutral. Substances with a pH lower than 7 are acidic, while substances with a pH higher than 7 are basic.
Measurement system used to indicate the concentration of hydrogen ions in solution?
pH scale is used to indicate the concentration of hydrogen ions in a solution. It is a measure of the acidity or alkalinity of a solution, with lower pH values indicating higher acidity and higher pH values indicating higher alkalinity. The pH scale ranges from 0 to 14, with 7 being neutral.
What is the pH indicator scale?
it indicate the acid and base of the scale
What does green indicate on the pH scale?
green indicates the pH value of 5-6 which is slightly acidic. for the whole pH color scale go to the reference cited.
