Helllo hope you pass this evening though I know it was due
Example :

If you use the subscript (aq) (=aquaris) , this means that the substance is in a solution.
Subscripts:
-aq-this means that the substance is in a solution
-s-this means that the substance is a solid(or precipitate)
-l-this means that the substance is a liquid
-g-this means that the subtance is a gas
Answer:
I believe that the best example of rotational motion is : B. The wheel spins as long as the hamster keeps running.
Explanation:
Rotational motion refer to a rotation movement, which means the main axis point stays the same.
Answer : The oxygen will appears in the final chemical equation as a reactant.
Explanation :
The given chemical reactions are:
(1) 
(2) 
Now we are adding reaction 1 and reaction 2, we get the final chemical equation.
The final chemical equation is:

Thus, the oxygen will appears in the final chemical equation as a reactant.
Answer:
The volume of acetone is 9.24 mL
Explanation: