After careful addition of 50mL of conc.H2SO4, the reaction mixture was refluxed for 16h to give a clear solution.The warm solution was poured onto ice.我不知道它这句话的意思是把溶液倒入冰中,还是将溶液装在烧杯中,然后将烧杯浸没在冰中?
After careful addition of 50mL of conc.H2SO4, the reaction mixture was refluxed for 16h to give a clear solution.The warm solution was poured onto ice.我不知道它这句话的意思是把溶液倒入冰中,还是将溶液装在烧杯中,然后将烧杯浸没在冰中?