What are there significant changes in the body at puberty stage

Si una estrella no tiene paralaje medible, ¿qué puedes inferir?

Which form of relativism states that people rely on their own standards of right and wrong when making a decision?

The covalent compound acetylene, which is the fuel of the oxyacetylene torch used by welders, has the molecular formula c2h2. the covalent compound benzene, a commercial solvent, has the molecular formula c6h6 each of these covalent compounds contains carbon and hydrogen atoms in a one-to-one ratio. would it be correct to write the chemical formulas of each as ch? explain.