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Define the work function of a metal

The minimum energy required by an electron to escape from a (metal) surface

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explain one way in which the Resurrection of Jesus influences Christians today?

mark one - describegives christian faith god can overcome evilmark two - explainthis helps christians endure suffering and persecution

Answered by Cameron E. • Religious Studies tutor

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contrast covalent and ionic bonding

ionic bonding is the electrostatic attraction between oppositley charged ionsionic bonding is between metals and non metalscovalent bonding is the electrostatic attraction between positive nuclei and nega...

Answered by Cameron E. • Chemistry tutor

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explain how the human circulatory system is adapted to remove CO2 from tissues (3)

capillaries have a high surface area to volume ratio to allow fast diffusionCO2 can diffuse from cells to blood plasmathe lungs also contain capillaries allowing CO2 to diffuse into them prior to exhalati...

Answered by Cameron E. • Biology tutor

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