when it reacts with another element an oxygen atom gains two electrons what is the resulting particle

__ _ _ _ _ is the process of removing earth materials from their original sites through weathering and transport and depositing the in another location. a. erosion b. sedimentation c. lithification d. dissolution

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.

How do you identify the anode on a power source such as a battery? how do you identify the cathode? how are terms anion and cation?