MSN による配信
Elements, Compounds, Mixtures (1959)
The film discusses the classification of matter into homogeneous and heterogeneous types, focusing on elements, compounds, and mixtures. It explains the properties of two elements, iron and sulfur, ...
Chemistry: Elements, Compounds, and Mixtures (2nd Edition) (1983) is a 20-minute educational film from the *Chemistry Series* by Coronet Instructional Films, distributed by Simon and Schuster.
現在アクセス不可の可能性がある結果が表示されています。
アクセス不可の結果を非表示にする