Which of the following processes are spontaneous under standard conditions? Select all that apply. Multiple select question. A gas is compressed into a small volume. A soluble salt dissolves when it is mixed with water. Iron rusts when it exposed to salty water. A match continues to burns after it is lit. Water moves up into a water tower.

Spontaneous processes are processes such as; a soluble salt dissolves when it is mixed with water, iron rusts when it exposed to salty water and a match continues to burns after it is lit.

A spontaneous process is a process that occurs without external input of energy or does not require a continuous input of energy once the process has gotten underway.

Among the options the processes which are spontaneous under standard conditions of 1 atm, 298 K and 1 M are;

A soluble salt dissolves when it is mixed with water.
Iron rusts when it exposed to salty water.
A match continues to burn after it is lit.

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