Top answers

Solve the following simultaneous equation: 3x+y= 11 and 2x+y=8.

X= 3y= 2
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Answered by Lara D. • Maths tutor
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Why are noble gases so unreactive?

This is due to the number of electrons in the outer shell of their atoms. Their outer shell is full, meaning it is difficult for them to give or take electrons.
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Answered by Lara D. • Chemistry tutor
30100 Views

Describe the difference between Rationalism and Empiricism.

In Epistemology (philosophy of knowledge), philosophers debate the question of how dependent we are on our senses to obtain knowledge. Empiricists, like Locke and Hume, claim that our majority of knowledge i...
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Answered by Lara D. • Philosophy tutor
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Why do cells divide? Why not simply get bigger?

- Larger cell have smaller SA:Vol Ratio- Difficulty in exchange materials- Multicellular more efficient- Revisit – transfusion, osmosis, active transport
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Answered by William W. • Biology tutor
3310 Views

What are the causes of desertification?

What are the causes of desertification?(Note - We are solely looking at the causes and not the effects or solutions of desertification)So break the question down: Define desertification - degradation of land...
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Answered by Grace K. • Geography tutor
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