Question

cement is made hard by:​

Answer 1

Answer:

Explanation:

Cements harden because of hydration, chemical reacti ons that occur independently of the mixture's water content, they can harden even underwater or when constantly exposed to wet weather.

Hope it helps you.

Answer 2

Answer:

hey mate ✌✌

Cements harden because of hydration, chemical reacti ons that occur independently of the mixture's water content, they can harden even underwater or when constantly exposed to wet weather.

Explanation:

hope it helps ✔✔