Consider a system of concentric conducting spheres. If the inner sphere has charge +Q and the outer sphere has charge -Q, what is the electric field in the region between the spheres?

Proportional to 1/r^2, directed radially outward

Proportional to 1/r^2, directed radially inward

Depends on the potential difference

Which of the following is an example of a nucleophilic addition reaction?

Reaction of an aldehyde with HCN

Reaction of an alkyl halide with KCN

Reaction of an alcohol with SOCl2

The gas liquefies at low temperatures and high pressures.

Particles have negligible volume.

Particles are in constant random motion.

There are no intermolecular forces between particles.

Cannot be determined without knowing the position of the charge

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