Thursday, October 29, 2009

Wednesday, October 28, 2009

Monday, October 12, 2009

Monday, October 5, 2009

excel assignment result~
P1- 6.07655E-05 , 0.000170809
P2- 50.00mL
T1- 9.765% , 389.6303901
T2- 105490.5 , 105549