Define neglect volume changes than the change in gas volume

Reference no: EM13518885

Calculate the work done the following equation when 1 mole of hydrogen gas is collected at 273 K and 1.0 atm. Neglect volume changes other than the change in gas volume.

Zn(s) + H2SO4 (aq) ? ZnSO4 (aq) + H2 (g)

2.50 mole of an ideal gas at a pressure of 20 bar and 300 K can expand isothermally until its final pressure is 25 bar. Calculate the work done if the expansion is carried out

(a) against vacuum

(b) against an external pressure of 25.0 bar

Reference no: EM13518885

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