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.
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?
Ques No.4: The quantity of fresh water present on eat is only about?
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?
Ques No.10: Water gas is a mixture of?
Ans: CO & H2