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  1. ...you are bound to forget. Try to draw a chat on the particular topic within the subject you are studying it, it helps on exam revision too. Use Revisio ...

  2. ...be in excess. So, HCl is the limiting reactant. b) 4...=71(1.877)=133.3 g(to 1 dec.pl.)‬ c) no. of moles of MnO₂ used = 1.877  ∴no. of moles of... ...

    分類:科學及數學 > 化學 2020年03月26日