Three weeks ago my colleague and me conducted oral exams of student teachers (in chemistry). One of the tasks given to the students by me was calculating of the molar concentration for a concentrated solution of hydrochloric acid (36%) or sulfuric acid (about 100%), respectively.
Everyone who published a paper had to go through a peer–reviewing-process. A lot of (technical) things and people take part in this process and, naturally, its outcome is not always for the benefit of the authors of the submitted manuscript and even if it is: sometimes the feel is unsatisfactory. Continue reading