M has lost an electron.
It's oxidation.
Answer:
The change in entropy of gas is 
Explanation:
n= Number of moles of gas
Change in entropy of gas = 

From the given,


Let "T" be the initial temperature.






Therefore, The change in entropy of gas is 
The atomic number is the number of protons in the nucleus of an atom. The number of protons define the identity of an element (i.e., an element with 6 protons is a carbon atom, no matter how many neutrons may be present).
1. Element
2. Sugar and window cleaner
3. Heterogeneous mixture.
Supersaturated is when a solution holds more solute than can normally hold/ normally be dissolved.