The correct answer for this question is this one: "D. 18 inches"
In order to solve this question, you just multiple the 3-inch line by the scale factor, which is 6.
There exists the same question from other source that has the following choices:
A. 3 inches
B. 6 inches
C. 9 inches
D. 18 inches
Well you have to take your time on it so you can pass the test.
The statement that Phenolphthalein is not
affected by PH is False
Phenolphthalein is a colorless
chemical compound, when added to alkaline
solutions it will turns pink, which means it
has been affected by the PH.
Phenolphthalein will remain colorless
if in acidic solution, that's less than PH of 7.
But at pH level of 8.2 it turns pink then at pH
10 it turns magenta.
Therefore, PH do affect Phenolphthalein
indicator
Answer:
C. developing solutions for difficult situations.
Explanation:
Answer:
what can you please explain better for me I do not understand
