chemistry

The dissolved salts in the sea come from freshwater tributaries, which contain a small amount of salt that remains in the sea as the corresponding water evaporates. This means that the salt in the sea should actually continue to accumulate, as happens in lakes with no outflow in arid regions. However, this does not occur in the oceans. The salt… read more

Aspects of a natural classification of plant substances according to their formative processes

The question of the classification of plant primary and secondary substances is repeatedly raised and sometimes controversial. In the work presented here this question is investigated in relation to two ways. On the one hand the physical… read more

Concerning a conception of functional groups based on biological processes

The functional groups of classical organic chemistry prove highly suited for classification purposes when their various process potentials are taken from the living world. Such a classification harbours information which accords better with the facts; we need… read more

Transformation forces of the air

a contribution to the chemistry main lesson of the 9th class of Waldorf schools

We present a guide for the chemistry main lesson of the 9th class of Waldorf schools, especially taking into account the characteristics of animal and human catabolism (linking up With the overview of plant anabnlism… read more