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Everyday Science Questions & Answers Section 35

This is the 35 section from Everyday Science. These questions and answers will be from freezing point, water gas and Hydrogen.

Ques No.1: The freezing point of water is________celcius.

Ans: 0

Ques No.2: The total volume of water present on earth surface is?

Ans: 1.386 Billion KM3

Ques No.3: The vital function of protoplasm is due to the presence of?

Ans: Water

Ques No.4: The quantity of fresh water present on eat is only about?

Ans: 2.5%

Ques No.5: The reason of unusual physical properties of water is due to the presence of?

Ans: Hydrogen Bonding

Ques No.6: The density of water is one gram per centimeter cube at?

Ans: 4 ^oC

Ques No.7: The enormous quantity of water present on earth surface acts as giant thermostat due to its high?

Ans: Heat Capacity

Ques No.8: The latent heat of fusion of water is?

Ans: 6 KJ/Mol

Ques No.9: Dielectric constant of water at 18 ^oC is?

Ans: 80

Ques No.10: Water gas is a mixture of?

Ans: CO & H2

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