Identify the correct equation relating enthalpy $(H)$ and internal energy $(E)$.
- A$E_2 - E_1 - H_2 + H_1 = n_2RT - n_1RT$
- B$E_2 - E_1 - H_2 - H_1 = n_2RT - n_1RT$
- C$H_2 - H_1 - E_2 + E_1 = n_2RT - n_1RT$
- D$H_2 - H_1 - E_2 + E_1 = n_2RT + n_1RT$
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