Everything we can see and touch, and quite a lot that we can’t as well, is made of tiny particles called atoms. Some substances, like particles of this iron, contain only one kind of atom. Iron is an ...
Students learn to classify matter as elements, compounds, and mixtures. Matter: Classification of Matter: Students learn to classify matter as elements, compounds, and mixtures and to distinguish ...
As risk assessments fail to capture the harms of chemical mixtures, a precautionary approach that includes the organic ...
When traveling to the Thuringian Forest or the Harz Mountains, it is impossible to avoid coming across images that are difficult to get used to. Dead spruce trees (Picea abies) dot the landscape like ...
The conceptual and technical approaches that led to the explosive growth of combinatorial chemistry began approximately 20 years ago. In the past decade, combinatorial chemistry has continued to ...
When hearing someone describe the typical preparation of organosulfur compounds, it’s clear the approach is not a very sustainable one. Mixtures of sulfur compounds naturally in crude oil are first ...
Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The First Church of Christ, Scientist, and we’ve always been transparent about that. The church publishes the ...
It's challenging to think of two worlds as far apart as those of perfumery and neuroscience. Perfumery dabbles in the fleeting and transient appearance of smells. It creates sensory expressions of ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results