Problem on making solution
Select the right answer of the question. The weight of H2C2O42H2O required to prepare 500ml of 0.2N solution is : (a) 126g (b) 12.6g (c) 63g (d) 6.3g
list and identify differences between the major classes of hydrocarbons
Give me answer of this question. When mercuric iodide is added to the aqueous solution of potassium iodide, the:(a) Freezing point is raised (b) Freezing point is lowered (c) Freezing point does not change (d) Boiling point does not change
Certain sols have the property of setting to a semi-solid, jelly-like form by enclosing the entire amount of liquid within itself when they are present at high concentrations. This process is called gelation and colloidal systems with jelly-like appearance are known as gels. Some common examples
Describe the net charge of a non-ionized atom?
37% weight of HCl and density is 1.1g/ml. find molarity of HCl
Briefly describe the difference in the Mendeleev’s table and modern periodic table?
Fluorine yields only one oxyacid, hypo
Ion Selective Electrodes An ion selective membrane can be used to form an electrochemical cell whose emf depends on the concentration of that ion. Before we proceed to an important application of emf measurements, brie
Karl Scheele, the Swedish chemist, was
How many electrons are present in a benzene?
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