Which of the following are likely to form a covalent bond?
gold and gold
oxygen and oxygen
magnesium and oxygen
magnesium and gold

The magnetic field inside a superconducting solenoid is 4.50 t. the solenoid has an inner diameter of 6.20 cm and a length of 26.0 cm. determine (a) the magnetic energy density in the field and (b) the energy stored in the magnetic field within the solenoid.

What is the power rating of the lightbulb if 3.0 a flow through it when connected to a 15 v battery

When the displacement of a mass on a spring is 12a the half of the amplitude, what fraction of the mechanical energy is kinetic energy? at what displacement, as a fraction of a, is the mechanical energy half kinetic and half potential?