How many moles of O, will occupy 1.00 L at a temper- ature of -118°C and a pressure of 49.77 atm?

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.

Compare and contrast the bohr model and the electron cloud models of the atom.

Which of the following describes a situation where competition between producers exists