Answer:
b.
Explanation:
Cation and anion.
For example Na+ and Cl- -----> NaCl.
Gases have high kinetic energy: the molecules are moving much more than in a liquid or solid. You can cut out A and B. In the liquids, the difference is temperature. If a lower temperature is closer to being solid, and a solid has lower kinetic energy than a liquid, then C is the answer. Hope this helps.
The earth has enough gravity to do that
Explanation:
Space exploration was aided most by the use of liquid fuel.
<em>Hope</em><em> </em><em>this helps</em><em>.</em><em>.</em><em> </em>
In an acid and base neutralization reaction, the products are salt and water.