Science · Acids, Bases and Salts
निम्नलिखित में से किसने पीएच (pH) स्केल का निर्धारण किया था?
- 1आइज़क न्यूटन
- 2अल्बर्ट आइंस्टीन
- 3अर्नेस्ट रदरफोर्ड
- 4एस. पी. एल. सोरेन्सन✓
सही उत्तर देखें
एस. पी. एल. सोरेन्सन
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