Explain how algae is indirectly essential to consumers in ecosystems, polar bears.

Write a net ionic equation to show that hydrofluoric acid, behaves as an acid in water.

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.

If an area has high air pressure and low humidity, what type of weather will it most likely have? plz !