There are several ways that you could investigate the composition of inks. This is an outline of the required steps to undertake one of these methods. It is important in this practical activity to use ...

Students learn to identify various methods for separating mixtures to define density. Matter: Separation of Mixtures: Students learn to identify various methods for separating mixtures, to define ...

You will complete eight required core practical activities if you are studying GCSE Chemistry, and 18 if you are studying GCSE Combined Science (five of these are in Chemistry). You could be asked ...

Ionic liquids have emerged as environmentally benign alternatives to conventional organic solvents in separation science due to their unique properties, including negligible vapour pressure, thermal ...

Asymmetric interactions between molecules may serve as a stabilizing factor for biological systems. A new model reveals this regulatory role of non-reciprocity. The scientists aim to understand the ...

Take a page of newspaper and cut off the top or bottom margins—don't cut anything with type on it. The strips of paper should be about an inch wide and about six inches long. Fold the strips in half, ...

Any project, supported or not by a committee, that has not deposited records to the Records Office. The National Academies of Sciences, Engineering, and Medicine will convene an ad hoc committee of ...