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How do London Forces/Van der Waal's forces arise?

In the outer shells of atoms, electrons move around uncontrollably and spontaneously, these leads to there being an uneven distribution of electrons in this region. This uneven distribution induces a dipole ...
RA
Answered by Raisha A. • Chemistry tutor
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Describe what happens when 2 atoms of Potassium react with one atom of Sulphur

Potassium has 1 electron in its outer shell whilst Sulphur has 6 electrons in its outer shell, this can be deduced from the periodic table as Potassium is in group 1 and Sulphur group 6. When the two react t...
AH
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Can you explain the difference between type I and type II diabetes?

Both types of diabetes are based around the hormone insulin. Insulin is produced by the pancreas when we have elevated levels of glucose in the blood, for example after eating a meal. Insulin binds to recept...
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Answered by Amy K. • Biology tutor
3471 Views

Describe the reactions involved in the light-independent reaction (LIR)

The LIR is made up of three stages, known as the Calvin cycle. The first stage is carbon fixation. To start, the enzyme RuBISCO (Ribulose Bisphosphate Carboxylase Oxygenase) catalyses the reaction between th...
JC
Answered by Josephine C. • Biology tutor
6257 Views

How was music written down in the Middle Ages?

Musical notation has been around for a long time. The ancient Greeks had toyed around with the idea long before the Middle Ages. However, in the early part of the medieval period after the collapse of the We...
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Answered by Shun Hei S. • Music tutor
4823 Views