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What are the pH values of acids Bases?
Acids have pH values below 7.0. Bases have values above 7.0.
What has the ability to indicate a full range of pH values by colour change?
A pH indicator has the ability to indicate a full range of pH values by changing color. These indicators, such as litmus paper or phenolphthalein, react with hydrogen ions in a solution, resulting in a visible color change that corresponds to the acidity or alkalinity of the solution. Each indicator has a specific pH range over which it changes color, allowing for a visual assessment of pH levels.
Does alkaline solutions have pH values below 7?
The higher the pH value the higher the Alkaline concentration.
What is called when extreme conditions like high temperature and extreme Ph values change the shape of an enzyme?
Danze16
Alkaline solutions have pH values below 7?
Alkaline solutions have a pH higher than 7
Is a pH 11 considered to be acidic?
No, a pH of 11 is considered alkaline, not acidic. pH values below 7 are acidic, while pH values above 7 are alkaline.
What will be the color change of crystal violet at different pH?
Crystal violet is a pH indicator that changes color depending on the pH of the solution. At lower pH values (acidic conditions), crystal violet appears yellow, while at higher pH values (alkaline conditions), it changes to a blue color. This color change makes it useful for determining the pH of a solution within a specific range.
How can Acids and Alkalis be identified using an PH scale?
The pH scale has values ranging from 0-14. A substance with pH between 0-6 is considered as an acid, one with pH 7 is considered neutral while substances with pH in range 8-14 are considered as bases.
What is the range of pH?
The range of pH values is 0 - 14.
How do you measure acid with pH strips?
To measure acidity with pH strips, simply dip the strip into the liquid you want to test and compare the color change to the chart provided with the strips. The color change corresponds to a pH value on the chart, indicating the acidity of the solution. Different pH values represent varying levels of acidity or alkalinity.
What values on the pH scale represent bases?
Bases are repestented by values greater than 7 on the pH scale.
What is he range of pH values in the following solutions?
To accurately provide the range of pH values for specific solutions, I would need to know which solutions you are referring to. Generally, pure water has a neutral pH of around 7, while acidic solutions have pH values below 7 and alkaline (basic) solutions have pH values above 7. For example, strong acids can have pH values close to 0, while strong bases can reach pH values up to 14 or higher in concentrated forms. Please specify the solutions for a more detailed response.
