एक विलयन लाल लिटमस को नीला � – McqOptions

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1.	एक विलयन लाल लिटमस को नीला कर देता है, विलयन का पी.एच है -
A.	7
B.	1
C.	7
D.	उपर्युक्त में से कोई नहीं
Answer» E.

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