Teaching TS DSC Secondary Grade (సెకండరీ గ్రేడ్ టీచర్) Teacher 2024 Mock Test General Science Chemistry

16 கிராம் ஆக்ஸிஜனில் ______ ஆக்ஸிஜன் அணுக்கள் உள்ளன.

1

6.022 × 10-23

2

6.022 × 1023

3

6.022 × 1022

4

6.022 × 10-22

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