3. A fractional distillation tower contains liquid collection trays positioned at various levels. enters near the bottom of the tower. The bottom of the tower is kept very ; toward the of the
tower, the temperature gradually
The
the boiling point of a hydrocarbon, the higher
the tray on which its vapour condenses.

What is the number of moles in 15.0 g ash3?

What type of energy do chemical bonds have? what type of energy is it converted to during chemical reactions? question 15 options: chemical bonds have kinetic energy, which is converted to potential energy during chemical reactions. chemical bonds have electric energy, which is converted to potential energy during chemical reactions. chemical bonds have heat energy, which is converted to kinetic energy during chemical reactions. chemical bonds have potential energy, which is converted to heat energy during chemical reactions.

Most materials are not magnetic because their magnetism has worn off. their magnetic domains are arranged randomly. they lack magnetic fields. earth’s heat has destroyed their magnetism.