Get here Important MCQs on Class 9 Science Chapter 5 - The Fundamental Unit of Life to help you prepare for the upcoming Science Annual Examination. CBSE Class 9 Science MCQs Chapter 5 The Fundamental ...
6.Calculate the number of moles of magnesium present in a magnesium ribbon weighing 12 gm. Molar atomic mass of Magnesium is 24 gm/mol. 7.Write postulates of Daltion's atomic theory (at least three).
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