Answer:
sulfuric acid
Explanation:
When a battery is being discharged, the sulfuric acid in the electrolyte is being depleted so that the electrolyte more closely resembles water.
Answer:
The answer is "2.5 mole"
Explanation:
The reaction for producing
can be defined as follows:
Reaction:

According to the above reaction, to produce 2 moles of
we need 1 mole of nitrogen:
So, according to the question to produce 5.0 mole
the required
:

To produce 5.0 mole
we need 2.5 mole 
Answer:
The unknown liquid has low H+ concentrations and high OH- concentrations.
Explanation:
Each chemical element is made up of one kind of atom, so the answer is A