Which of the following are correct processes ?

Which of the following is a correct process ? a) Acid must always be added slowly to water b) Water must always be added slowly to acid.

Which of the following reduction processes are correct

Which of the following is/are correct for cyanide process of extraction of gold?

Which of the following graph is correct reversible adiabatic process for an ideal gas:

For a cyclic process, which of the following is correct ?

Which of the following is (are) correct an adiabatic process?

Which of the following process is correct for given P-V diagram.

Which of the following process is correct for given P-V diagram.

Which of the following is correct for the process of anaerobic respiration ? {:(,"Carbon dioxide","A lot of energy",),(,"always produced","released",),((c),"Yes","No",),((d),"Yes","Yes",):}