ASALAMOALAIKUM WARAHMATULLAHI WABARAKATUHU WAMAGHFIRATUHU
n hi!
which apparatus is most suitable for producing ethanol by fermentation?
A- a conical flask with cotton wool at its mouth containing sugar sol and yeast,not being heated
B-a conical flask with a bung containing sugar sol and yeast,being heated
C-a conical flask with sugar sol and yeast, being heated and no cotton wool or bung with steam escaping
D- a conical flask placed in a tray of ice,the conical flask contains sugar sol and yeast (no bung or cottonwool)
this is qn no. 40 from 0620 november 1999
mark scheme says (A)
but i thnk it shud be (B)
Thanks
JAZA KALLAH KHAIR
ALLAH HAFIZ
FIAMANALLAH
Take care
bye