Teaching Rajasthan Basic Computer Instructor 2021 Mock Test General Science Chemistry Basic Concepts of Chemistry

ऑक्सीजन के 1 मोल में उपस्थित अणुओं की संख्या कितनी हैं?

1
6.022 × 1023
2
12.022 × 1023
3
3.011 × 1021
4
6.220 × 1022
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