Explain the pressure during the reaction stays constat

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Reference no: EM13239126

if the pressure during the reaction stays CONSTAT (put the valune can change, like in a piston balloon which of these reactions do work on the surroundings?

1) A(s)+B(g)-->C(g)

2) A(g)+B(g)-->C(s)

3) A(s)+B(aq)-->2C(g)

4) A(g)+B(g)-->3C(g)

5) A(s)+B(g)-->2C(g)

6) A(g)+B(s)-->C(s)+D(g)

Reference no: EM13239126

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