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The positive charge of an atom is: (1) Spread all over the atom (2) Distributed around the nucleus (3)Concentrated at the nucleus (4) All of these Ans: Concentr
Q. How to prepare ammonia in industrial level? Ans. Production of Ammonia Ammonia, NH 3 , can be prepared by adding a strong alkali metal (such as sodium) to an ammon
What is the difference between scale and sludge formation...give difference between them more then 6 example.
who formulated the laws of chemical combination?
What are the Stages of heat treatment process All heat treatment processes comprises 3-main steps: (i) Heating of metal/alloy to the predetermined (definite) temperature.
why HNO3 is not used for detection of acidic radical of 1st and 2nd group ions?
why is hcl used in acid radical
Properties of Unsaturated halides (Halo-alkene) Halo-alkene is a colourless gas at room temperature. The boiling point of it is -13°C. The halogen atom in vinyl chloride is not
interpretation ande of errors in differential thermal analysis
Dear sir, We need your consultancy in a technical problem that we are confronting, and we would really appreciate your help We are in the process of implementing the heavy metal an
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