6) Analysis of a compound reveals that is 59.37% lead and 40.63 % chlorine. The molar mass of the compound is 349.0 g/mol. What are its empirical and molecular formulas?

This classification of drug typically changes the brain's chemistry and reduces its ability to create its own endorphins.

The density of the solid phase of a substance is 0.90 g/cm3 and the density of the liquid phase is 1.0 g/cm3. a large increase in pressure will a. lower the freezing point b. raise the freezing point c. lower the boiling point d. raise the triple point e. lower the triple point

Robert leaves a chocolate bar in his car while attending school all day. when he goes to his car in the afternoon, the bat has changed into gooey liquid. what happened to the chocolate bar