Tuesday, September 13, 2022
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Change to Hindi-English language In 1869, A Russian scientist D.I Mendeleev has done a well classification of elements. He no... -
Formula of Molality= Numbers of moles of solute/volume of solution in litre If , % m/m= x% density= d...
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Change to Eng Homologous series अगर हम CH3OH, C2H5OH, C3H7OH को देखे तो इनके chemical properties एक जैसे है, क्योकि इनके functional ...
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