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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.
What best describes the pH number indicates about a solution?
pH is related to the activity of ions H+ in a solution. A pH under 7 is acidic, pH=7 is neutral and a pH over 7 is basic.
What are the pH levels What does each level represent?
The pH is the representation of acidity/alkalinity of a solution.A pH under 7 is acidic, a pH over 7 is alkaline; thr neutral point is at pH=7.
How to Evaluate the ratio MH plus pH 3 divided by MH plus pH 7?
To evaluate the ratio MH plus pH 3 divided by MH plus pH 7, first determine the molar concentration of each species at pH 3 and pH 7 using the Henderson-Hasselbalch equation. Then calculate the ratio of the concentrations of MH at pH 3 to pH 7, and divide this by the ratio of pH 3 to pH 7.
Does acid solutions have a pH above 7?
yes all acids have pH below 7 as SUSTANCES HAVING Ph below 7 are acids and that having pH up 7 are bases
Which ranges on the pH scale are acidic basic and neutral?
pH 0 < acidic < pH 7 neutral = pH 7 pH 7 < basic < pH 14
How do you prepare 50 Mm phosphate buffer of pH 7?
To prepare a 50 mM phosphate buffer of pH 7, you would need to calculate the correct ratio of monobasic potassium phosphate and dibasic potassium phosphate to achieve the desired pH. You can then mix the appropriate amounts of each salt in distilled water, adjusting the pH as needed with additional acid or base. Finally, make up the volume to reach a final concentration of 50 mM.
Is pH 7 a high pH?
no 7 is not a high PH. the Ph scale is out of 14 meaning 7 is neutral :)
What is acidic and alkaline in pH?
pH<7 -----> Acidic pH=7------> Neutral pH>7------>Basic or Alkaline
How are acid base and pH related?
pH<7 acid pH=7 neutral pH>7 base
What happens to the pH of a acid when it is neurtralised?
The pH of an acid will increase and it will be 7 or close to 7. pH= 7 is considered neutral and a pH under 7 is acidic and a pH above 7 is alkaline.
PH of less than 7 acids bases both or neither?
A pH of 7 is neutral. pH<7= acidic; pH>7=basic
What is the meaning that the pH of a solution is 4.5?
It means that its an Acid. pH < 7 is acidic. pH > 7 is basic. pH = 7 is neutral.
What pH values correspond to acidic compounds?
A pH of 7 is neutral A pH of less than 7 is acidic and a pH greater than 7 is basic.
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.
How are acid and base related?
pH<7 acid pH=7 neutral pH>7 base
What is the pH of 7 called?
a pH of 7 is neutral.
