Lodine has a density of 4.94 g /mL. What is its density in lb/gal? (1 gal= 3.785 L and 1 lb = 454 g) *

41.2 lb/gal
18.7 lb/gal
8490000 lb/gal
0.0412 lb/gal
348 lb/gal

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.

When would a bouncy ball have the most potential energy

Joe shines white light into a bowl half full of water at an angle of incident of 27.5°. calculate the angle of refraction in the water given the indices of refraction for air and water are 1.00 and 1.36, respectively.