Triple superphosphate is manufactured by reacting ____________________?

Question: Calgon used in water treatment is chemically
[A].

sodium phosphate

[B].

sodium hexametaphosphate

[C].

calcium phosphate

[D].

tricresyl phosphate

Answer: Option B

Explanation:

No answer description available for this question.

Question: Carborundum consists mainly of
[A].

bauxite

[B].

silicon carbide

[C].

boron carbide

[D].

calcium carbide

Answer: Option B

Explanation:

No answer description available for this question.

Question: Drinking (potable) water treatment does not involve
[A].

coagulation

[B].

sedimentation

[C].

softening

[D].

disinfection

Answer: Option C

Explanation:

No answer description available for this question.

Question: Cement setting under water employs a/an __________ process.
[A].

hydration

[B].

decomposition

[C].

oxidation

[D].

reduction

Answer: Option A

Explanation:

No answer description available for this question.