I can change colors and states, often found in solutions, but my true identity is revealed when I react. What am I?
Category: Science · Difficulty: expert
Hint: Think about substances that signal pH changes.
Answer
pH paper
Explanation
Litmus paper changes color in response to acidic or basic conditions, revealing the pH of a solution.
This is a expert science riddle — one of the harder riddles here. The answer is pH paper.
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