Multiple Choice
Phenol red indicator changes from yellow to red in the pH range from 6.6 to 8.0. State what color the indicator will assume in the following solution: 0.20 M KOH
A) red
B) yellow
C) red-yellow mixture
D) orange
E) The indicator keeps its original colour.
Correct Answer:
Verified
Correct Answer:
Verified
Q37: The color change range of most acid-base
Q85: A pH 9.56 buffer was prepared by
Q86: A handbook states that to prepare a
Q87: Twenty-five milliliters of 0.10 M HCl is
Q88: In the neutralization of 50.0 mL of
Q89: How will addition of sodium chloride affect
Q91: Determine the [C<sub>2</sub>H<sub>3</sub>O<sub>2</sub><sup>-</sup>] of the following solution.
Q92: A buffer was prepared by adding 2.4
Q93: The Henderson-Hasselbach equation, used to calculate the
Q95: If 30.0 mmol HCl(g) is added to