This island is one big volcano rising from the sea. It’s erupting as it’s done every ________ for at least ________ years.
1 answer:
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So, first of all let me explain the process of hydration to you.
The water causes the hardening of concrete through a process called hydration. Hydration is a chemical reaction in which the major compounds in cement form chemical bonds with water molecules and become hydrates or hydration products.
Considering this information, the answer is D.
