Based on the "Heating Curve for Wax" what is the melting point of the wax? 250°C

0°C

50°C

150°C

The movement of tectonic plates and in two locations is described below: location a: tectonic played push together location b: tectonic plates push apart

1) a. water molecule breaks up into hydrogen and oxygen on passing electricity. does this involve breaking intermolecular or intramolecular forces of attraction. explain b. on boiling water changes to water vapor. does this involve breaking intermolecular or intramolecular forces of attraction. explain methanol evaporates faster than water. contrast the intermolecular forces and the vapor pressures of methanol and water?

Why must pencil be used to draw on paper in paper chromatography