What is the E°cell for the cell represented by the combination of the following half-reactions? 2Hg2+(aq) + 2e– --> Hg22+(aq) E°= 0.92 V Cr3+ (aq) + 3e– --> Cr(s) E°= –0.74 V

Arollercoaster car at the top of a hill has potential energy kinetic energy chemical energy light energy

Calculate the mass of carbon in 97.0 g of sucrose c12h22o11

Which is a characteristic of the electron sea model for metallic bonding? molecular orbitals overlap to produce bands. electrons flow easily between metal nuclei. electrons are in fixed positions in the orbitals. atomic nuclei are arranged in an irregular pattern.