What mass of propane is necessary to react with the amount of oxygen in the chemical formula c3h8 + 5o2 → 3co2 + 4h2o

Which of the following statements is false regarding aromaticity? a. the compound must be cyclic b. the compound must be fully conjugated c. the compound must be planar d.the number of electrons in the pi system must satisfy the hückel 4n+2 rule e. the compound must have a neutral charge

Asolid that forms and separates from a liquid mixture is called

What is the subscript for oxygen in its molecular formula