Explains what are the molecular orbitals present in hydrocarbons and how they are formed by atomic, hybrid and non-hybrid orbitals; describe the steps of the electrophilic addition and explain why the π bond is broken between the two carbon atoms and not the σ bond?

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.

Which of the following is most likely true about water in chemical solutions?

How are evaporation and sublimation similar? a both involve the formation of a gas. b both release energy to the surroundings. c both take place throughout a solid. d both take place at the surface of a liquid.