please answer my question both 28 and 29 with process. Don't go with the points
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28) atomic mass of BaCl2 = 208
Mole = given weight / moler mass
= 2.08/208
= 1/100
no of molecules = NA/100
number of cl molecules = 2× ( NA/100)
therefore options 3 is correct
pritha16:
but the no.29
???
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