In this task, you are given a sentence in the Spanish language. Your task is to translate the Spanish sentence into the English language.

¿Cuál de las siguientes moléculas presenta enlace covalente sencillo?
Which of the following molecules has a simple covalent bond?

En la valoración de una base con ácido clorhídrico, se sabe que el punto de equivalencia aparece a pH 5.54. Si se utiliza como indicador el púrpura de bromocresol, cuyo intervalo de viraje es 5.2-6.8, el punto final se observa a pH
In the evaluation of a base with hydrochloric acid, it is known that the equivalence point appears at pH 5.54. If the bromocresol purple is used as indicator, whose turning interval is 5.2-6.8, the end point is observed at pH

El cartílago fibroso es típico de

Fibrous cartilage is typical of

