化学特別実験 I
Special Laboratory Work in Chemistry I

ベンゼンの凝固点降下を用いた酢酸分子量の測 定
Determination of molecular weight by means of freezing point depression.

皆さんのデータをまとめました。

Data you obtained are summarized here. 

実験結果一覧  Summary of data.

Experimentalists

mAA / g

mBz / g

Reading of BT
at FP /  ºC

δT / ºC

Sato & Takeda
0 1.801 0
1.23 50.08 2.900 1.099
1.55 50.00 3.071 1.270
Ongwae & Jana
0 3.25 0
0.57 49.54 3.75 0.50

mAA: mass of acetic acid, mBz: mass of benzene

BT: the Beckmann thermometer, FP: freezing point, δT : degree of freezing point depression