The density of gold is 19.3 g/mL. Gold sells for 57.86$/gram. How much could you sell a sample of gold that has a volume of 0.35 L?

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.

The fact that the total amount of energy in a system remains constant is a(n)

What is the common name for the compound shown here? enter the common name of the compound shown?