The answer is false.
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<u>The acids DO NOT return the pink phenolphthalein indicator. </u>Phenolphthalein in acidic solutions remains colorless but in basic solutions takes a pink color. Phenolphthalein is a weak acid. The indicator changes color, it can be magenta or pink with a pH value of 10.
Answer:
Preoperational
Explanation:
The mother of a young child who didn't like to drink milk was trying to coax him to drink some. Taking the glass of milk, she poured it all into a smaller cup and said, "There! Now you won't have to drink so much!" This works because the child does not yet understand the principles of Preoperational.
A primary source. A primary sources are first hand accounts like diaries, autobiographies, etc.
