Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test General Science Chemistry States of Matter
At what temperature rms speed of gaseous hydrogen molecules equal to that of oxygen molecules at 47° C:
1
20 K
2
80 K
3
-73 K
4
More than one of the above
5
None of the above