HELP MEEE IM LITERARY CRYIINNNGGG BECAUSE OF HOW STRESS OUT I AMM

How to convert a density of 0.791g/cm3 to lb/ft3

The number to the right of an element's symbol (ex. c-12) identifies the of an isotope.

All of the following are homogeneous mixtures except a) sugar dissolved in water. b) orange juice. c) coffee with cream. d) household vinegar. e) apple juice