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Steam supply for experiments in heat
A tin with a press-on lid may be used to make a steam can. Punch two holes in the lid and solder by them one long and one short pipe as shown in the diagram. The long pipe serves as a safety valve and the short single supplies steam to the experiment (by a rubber tube attached). When the tin leaks or becomes rusty the similar lid may be transferred to a same tin.
Q. Explain Ligand field theory? The bond approach, though not as perfect, is more useful. Here we do all the calculations based on crystal field theory. The differences between
Q. How to evaluate mass number? An isotope of an element is recognized by its mass number which is the sum of the number of protons and neutrons in the atom's nucleus. Mas
The nature of bonding in graphite is: (1) Covalent (2) Ionic (3) Metallic (4) Coordinate Ans: Covalent
Physical properties of Ethers - Boiling points and Solubility (a) Boiling points: Boiling points of ethers are very much lower as compared to those of isomeric alcohols, althou
How are formalin and trioxane related to methanol?
what are the most important rules of iupac nomenclature that a student should know
Uses of Nitro alkanes or Nitroparaffins (1) Nitro alkanes are used as solvents for polar substances such as cellulose acetate, synthetic rubber etc. (2) Nitro alkanes are us
the density of a gas ''A'' is twice that of gas ''B'' at same temperature.The molecular mass of ''B'' is thrice that of ''A'' .the ratio of the pressures acting on A andB
Separation methods: The present unit gives an introduction to the course on separation methods. It highlights the utility of separations within the analysis and recovery of pu
Geiger Marsden experiment The Rutherford experiment (also known as the Gold foil experiment or the Geiger-Marsden experiment) was an experiment to probe the structure of the at
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