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Thermodynamics (1st PUC) — quick quiz

1 KCET-pattern questions on Thermodynamics (1st PUC). Instant scoring and solutions, no signup — see where you stand in a few minutes.

Question 1 of 1

Medium

The enthalpy change for the reaction C(graphite) + O₂(g) → CO₂(g) is -393.5 kJ mol⁻¹. This value represents: