Page 2 - 4.HOME ASSIGNMENT-(MOLE CONCEPT)
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Q.4       What is the mass of:                                                     3        A/Av
                     a) 0.2 mole of oxygen atoms?
                     b) 0.5 mole of water molecules?
           Q.5       a) Define one mole, give its relationship with Avogadro constant.        5        A/Av
                     b) Find the mass one atom of hydrogen in grams












































































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