(a) (b) (i) Write an example of a process that could be approximated as being a constant-pressure process but NOT a constant-volume process. (ii) Write an example of a process that could be approximated as being a constant-volume process but NOT a constant-pressure process. (iii) Write an example of a process that could be equally well approximated as being EITHER a constant-pressure OR a constant- volume process. (i) (ii) Write the form first law of thermodynamics as a complete sentence. Write the same law as an equation or inequality.