If two gases of different mass are inside containers and the particles of both gaes have the same average molecular speed the gases must

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.

What is the percentage composition of carbon in the compound ch4

In 2002, the rare earth elements mine in mountain pass, california was closed because