Question

Joseph took some sodium hydroxide solution in a Petri dish and dipped a red litmus paper into it. The red litmus paper turned blue.

He took vinegar in the same Petri dish and dipped blue litmus paper. It did not turn red.(vinegar , being an acid , must turn blue litmus to red) what may be the reason for this.

Answer 1

Answer:

vinegar" (and any subsequent words) was ignored because we limit queries to 32 words.

Explanation:

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Answer 2

Answer:

because sodium hydroxide solution is a base solution

Explanation:

red litmus paper turns blue when dipped into base solution