180g..............................................................144g
C6H12O6 + 2Cu(OH)2 ---> C6H12O7 + Cu2O + 2H2O
x=2.7g............................................................2.16g
Cp=md/ms*100=2.7/6.3*100=42.8571%
MCu2O=144g/mol
MC6H12O6=180g/mol