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Briefly explain Berkeley's idealism.

For Berkely, there is not a world with physical objects that is external to us. The sense data we perceive with our sense organs are bundled together as 'ideas'. For example the idea 'chair' is a bundle of s...
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Answered by Young C. • Philosophy tutor
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Explain the collision theory.

Collision theory states that for a reaction to occur, particles must collide with sufficient energy, sometimes in specific orientation. The minimum amount of energy needed for a reaction to occur is called t...
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Answered by Young C. • Chemistry tutor
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In the process of mitosis, which stages occur? Describe each stage.

Mitosis is a form of cell division that produces genetically identical cells and it includes 4 main stages. Before Mitosis can occur the cell undergoes Interphase, in which DNA and organelles are replicated ...
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Answered by Holly C. • Biology tutor
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Explain the carbon cycle.

Carbon-containing compounds in organic waste are broken down by microorganism for respiration, releasing CO2 to the atmosphere. This CO2 is taken in by plants for photosynthesis to produce glucose, to be use...
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Answered by Young C. • Biology tutor
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Describe the conditions used in the Haber Process and explain briefly why they are used.

The forwards direction of the Haber Process is exothermic, thus in accordance with La Chatelier's Principle a lower temperature will lead to an increased yield of ammonia. However a low temperature will lead...
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Answered by Ella M. • Chemistry tutor
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