Answer to Question #194290 in Chemistry for krishty narayan

Question

A student transferred 20ml of water into a conical flask by using a pipette. However later it was found out that the conical flask contained only 19.1ml of water. What 2 factors could have caused this to happen

Answer 1

1) student error of the proper pipette reading

2) technical error - a broken or chipped pipet can reduce the amount of liquid held after transfer.