Answer:
Neptune takes the longest to orbit the sun because of it's distance away from the Sun.
Explanation:
Answer:
181.82 g/cm3
Explanation:
density is mass / volume so it is 500 / 2.75=181.82 g/cm3
That would be correct as stated.
Answer:

Explanation:
<u>Synthesis reaction:</u>
In the synthesis reaction, two reactants combined to form a single product.
For example,
"A" and "B" are two reactants then combined to form a "AB" product.
The chemical reaction is as follows.

The product "MgO" is formed by magnesium reacts with oxygen to form Magnesium oxide.
The chemical reaction is as follows.

Answer:
Barium Di-chloride (BaCl^2). H^2 is released as a by-product in the form of a gas.
Explanation: