Question

Fill appropriate terms in the blanks.
(white cement, soap, detergent, wearing
of bones, tooth decay, hard, soft,Portland, fatty acid)
(a) The substance that helps water to remove dirt from the surface of material is called _____
(b) Fluoride is used in toothpaste to prevent _____
(c) Soap is a salt of ____ and sodium hydroxide
(d) Synthetic detergents can be used in______ water as well
(e) For construction purposes ______ cement is the most commonly used cement.​

Answer 1

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(a) The substance that helps water to remove dirt from the surface of material is called Detergent.

(b) Fluoride is used in toothpaste to prevent tooth decay.

(c) Soap is a salt of fatty acid and sodium hydroxide.

(d) Synthetic detergent can be used in soap water as well.

(e) For construction purpose Portland cement is the most commonly used cement.

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Answer 2

Answer:

soap

tooth decay

fatty acid

Portland

white cement