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How can we determine the molecular and electron geometry of H2O?

The molecular geometry deals with the position of the nucleus of the different atoms in the molecule whereas the electron geometry deals with the position of the orbitals. Electron geometry is specific for e...
ER
Answered by Eva R. • Chemistry tutor
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What is the difference between an endothermic and exothermic reaction?

(Using a diagram of energy changes) The simplest way of thinking about it is that exothermic reactions release energy, such as heat, to the surroundings whereas endothermic reactions absorb energy from the s...
CC
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Discuss the view that nationalisation of the railway services in the UK would be beneficial for consumers.

[This is an exam style essay question, with the response being just one paragraph of multiple the student would have to write]One significant advantage to UK consumers of nationalising railway services could...
JC
Answered by James C. • Economics tutor
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Explain how a recessive phenotype can be produced from two parents with a dominant phenotype

A recessive phenotype is produced when there are two copies of the same recessive allele e.g. aaA dominant phenotype is produced when there is at least one copy of a dominant allele e.g. Aa or AAA parent wit...
HQ
Answered by Hannah Q. • Biology tutor
5200 Views

How do I evaluate case studies in IB psychology?

First memorise a mental checklist that can be applied to each case study.-Ecological validity-Generalisability-Ethnocentrism-Ethical considerations-Participant bias-Cross checking facts-Reductionism-Gynocent...
TJ
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