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Explain and Define standard feat of formation
Ans) The amount of heat liberated of absorbed when single mole of compound is formed in its standard state from its elements in their standard state is known as standard heat of formation ( Hf *)
Molecular Formula Molecular formula of a substance provides the actual number of atoms that present in one molecule of the substance. Molecular formula = n * Empirical fo
Interactive periodic table In this interactive periodic table animation you can view details of all components through clicking on it. You can select the colored through option
why the solution after the reaction need to add HCl?
#sulphuric acid can be made with concentration of 99%.however for diferent industrial requirement ,62% h2so4 is used which has density of 1.55 g/ml.calculate the molarity,molality
Formic acid is a weak acid along with a pKa of 3.75. Name of this comes through the Latin term "formica" ("ant") since it is extremely plentiful into the secretions of several spec
determine alcohol acidity in oats
list of all isotopes
verify that less than 5% of the reactants have been consumed
How are standard solutions and titrations prepared in industry?
give the melting temperature values of group 2 elements
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