Answer:
Gas turns into plasma when heat or energy is added to it. The atoms that make up the gas start to lose their electrons and become positively charged ions. The lost electrons are then able to float freely. This process is called ionization..
Hope it help!
If pH+ is 7
It is Neutral solution
Yes. A mixture can be made up of just elements without the use of a compound, you can also just use compounds in a mixture without any elements
YEs grass does have cells because it is still alive