Answer:
110000
Explanation:
Multiply 2.75 by 4. is 11
Multiply 11 by 10000. is
110000
It's formed by the hydrogen ion of the acid and the hydroxide of the base.

Sulfuric Acid + potassium superoxide --> Potassium Sulfate + Heavy Water
Hope this Helps :)
Answer : The Product are the new substances that are created following a chemical reactions.
Explanation :
Chemical reaction : A chemical reaction occur when two or more reactants react to form a new substance.
Reactant : A substance that is involved in a chemical reaction.
Product : A new substance that is formed in a chemical reaction.
For example : 
In this, A and B are the reactants and AB is the product.
Therefore, the answer is Product.
I know 4 is acidic so it has to be 9