Try this out 4 - Volume to mass

Calculate the mass of 2.8 dm3 of naphthalene, C10H8 at STP.                                                                      
[Relative atomic mass: C=12; H=1; 1 mole of gas occupies 22.4 dm3 at STP]

(Ans: 16 g)

1 comment:

  1. Sirr !! hahahaha saya dengar suara sir..

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