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calculate a value for the equilibrium constant for the reaction below. (hint: when reactions are added together, the equilibrium expressions are multiplied.)
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calculate a value for the equilibrium constant for the reaction below. (hint: when reactions are added together, the equilibrium expressions are multiplied.)

User Joris
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A goldfinch is flying 13 metres away from a bird box that is on top of a pole.
The angle of depression from the goldfinch to the base of the pole is 32°
What is the distance between the goldfinch and the base of the pole?
Give your answer to 2 d.p.
User Fady Mohamed Othman
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