why our head's weight not feel our body?
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How does common salt help in separating soap from the solution after saponification ? 1 By decreasing solubility of soap 2 By increasing solubility of soap 3 By decreasing density of soap 4 By increasing density of soap
what is defination of conductivity? How much conductivity of water ? what is effect when conductity of water low or high?
Water is a compound because 1 It exists as a solid, a liquid or a gas 2 It contains hydrogen and oxygen 3 It contains two different elements joined by chemical bonds 4 It cannot be split up into simpler substances by chemical means
Liquefied Petroleum Gas consists of mainly 1 Methane, ethane and hexane 2 Ethane, hexane and noname 3 Methane, butane and propane 4 Methane, hexane and nonane
When was the administration control of terls enstrusted to physcial research laboratory, ahmedabad?
When was the first rocket launched from thumba?
In which type of rocks re metals like gold and copper mostly found? 1 Old igneous 2 Old sedimentary 3 Old metamorphic 4 New metamorphic
Carbon tetrachloride fire extinguisher should not be used in closed rooms, because it produces a poisonous gas called 1 Carbon monoxide 2 Phosphine 3 Phosgene 4 None of these
how to take 2 pages print in to one page?
Which of the following is the best conductor of electricity? 1 Zinc 2 Copper 3 Gold 4 Silver
Why is food necessary for human body ?
Name the indian states in which river ganga flows?
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