Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test Chemistry Thermodynamics

The work done by 3.4 g H₂O_2(l) on decomposition to H2O2(l) and O_2(g) against a pressure of 1 atm at 25°C:

1

-1.12 × 102 J

2

+3.2 × 102 J

3

1.24 × 102 J

4

More than one of the above

5

None of the above

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