EASY
Earn 100

The pH scale is a scale that was developed to measure the concentration of _____ion in a solution.

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Important Questions on Materials

MEDIUM
Science & Pedagogy>Chemistry>Materials>The pH Scale
What happens to the nature of a solution when pH is less than 7?
MEDIUM
Science & Pedagogy>Chemistry>Materials>The pH Scale
How many grams of NaF would have to be added to 2.00 L of 0.100 M HF to yield a solution with a pH = 4.00?
EASY
Science & Pedagogy>Chemistry>Materials>The pH Scale
_____ ion concentration is one molar at the pH value zero.
EASY
Science & Pedagogy>Chemistry>Materials>The pH Scale
If a solution has more -OH ions in it, then the solution is _____.
EASY
Science & Pedagogy>Chemistry>Materials>The pH Scale
A pH indicator is a ___________ chemical molecule that is introduced to a solution in small doses to allow the pH (acidity or basicity) to be visually assessed.
EASY
Science & Pedagogy>Chemistry>Materials>The pH Scale
Patients risk death if their blood pH is _____.
MEDIUM
Science & Pedagogy>Chemistry>Materials>The pH Scale
Which of the following is not correct regarding pH scale?
EASY
Science & Pedagogy>Chemistry>Materials>The pH Scale
The pH value of any solution that converts red litmus to blue in color will be _____.
EASY
Science & Pedagogy>Chemistry>Materials>The pH Scale
On the pH scale, an acidic solution has a value less than _____.
EASY
Science & Pedagogy>Chemistry>Materials>The pH Scale
The blood pH is termed acidosis if it is _____.
EASY
Science & Pedagogy>Chemistry>Materials>The pH Scale
_______ is mostly used to determine if a solution is acidic or basic.
EASY
Science & Pedagogy>Chemistry>Materials>The pH Scale
What exactly does the pH scale mean?
EASY
Science & Pedagogy>Chemistry>Materials>The pH Scale
Which of the following does not range between the pH value of 4 to 7?
EASY
Science & Pedagogy>Chemistry>Materials>The pH Scale
Which of the following defines pH scale?
EASY
Science & Pedagogy>Chemistry>Materials>The pH Scale
Water has a pH of:
MEDIUM
Science & Pedagogy>Chemistry>Materials>The pH Scale
Which of the following combinations cannot produce a buffer solution?
MEDIUM
Science & Pedagogy>Chemistry>Materials>The pH Scale
A teacher of Class VIII demonstrates the following activity in her class "The teacher takes a small amount of sulphur in a spoon and burns it. She then puts the spoon into a tumbler with a lid to ensure that the gas produced does not escape. After a few minutes, she adds water to the tumbler." What happens if blue and red litmus papers are put into the tumbler?
EASY
Science & Pedagogy>Chemistry>Materials>The pH Scale
Select the correct answer about litmus _____.
EASY
Science & Pedagogy>Chemistry>Materials>The pH Scale
Which of the following has higher alkalinity?
EASY
Science & Pedagogy>Chemistry>Materials>The pH Scale
Which scale is used to determine how acidic or basic a substance is?