Question

22,4 l de amestec CH4 si C2H6 au masa molecular medie 23,74 g/mol. Sa se calculeze volumul de CH4 din amestec;

PLSS

Answer 1

23.74g/mol........50%

16g/mol(CH4).....x%

x=16g/mol*50%/23.74g/mol=33.7%

22.4l.......100%

v(CH4).......33.7%

v(CH4)=22.4l*33.7%/100%=7.55l