Answer:
their made of co2 ice as well as water ice
The electrons are located near the nucleus on the outside
The tool used to measure pressure is a Barometer and is measured in Milibars.
PH becomes lower when the H+ ion concentration increases.
<span>pH becomes higher when the H+ ion concentration decreases. </span>
<span>pH becomes lower when the OH- ion concentration decreases. </span>
pH becomes higher when the OH- ion concentration increases.
Hope this helps!