Which of the following is true for a neutralization reaction.. 1.
a. the pH does not change

2.
b. the pH always increases

3.
c. the pH always decreases,

4.
an acidic substance becomes less acidic.

5.
e. all of the above

Aroom with dimensions 7.00m×8.00m×2.50m is to be filled with pure oxygen at 22.0∘c and 1.00 atm. the molar mass of oxygen is 32.0 g/mol. how many moles noxygen of oxygen are required to fill the room? what is the mass moxygen of this oxygen?