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How does ionisation energy change down a group?

Ionisation energy is the energy required to remove one mole of electrons from gaseous atoms. As you go down the group there are more orbitals so the outer electron which you will remove becomes further fr...

Answered by Ammaarah S. • Chemistry tutor

6533 Views

Are referendums an effective way to assess public opinion?

Referendums are often praised for providing a country’s citizens with an approximation of direct democracy. Whereas elections enable eligible voters to give their mandate to a particular politician or par...

Answered by Francesca M. • Government and Politics tutor

4436 Views

Integrate tan (x) with respect to x.

I = ∫ Tan (x) dx= ∫ (sin(x)) / (cos(x)) dx

We see that this is close to the standard integral ∫ F'(x) / F(x) dx = Ln (F(x)) + C

Answered by Matthew H. • Maths tutor

12608 Views

Within the Justice system is the idea of "deterring" morally sound?

-Look at different religions and beliefs in regards to the question.

Approach with table tennis style, (back and forwards argument).

P- point

E- evidence

A-Analyse

R-...

Answered by Suzanna H. • Religious Studies tutor

2057 Views

What is the evidence for continental drift?

The Continental Drift theory proposed by Alfred Wegener suggested that the continents were not always in the position that they are in today. The main piece of evidence is the jigsaw fit of the continents...

Answered by Natasha C. • Geography tutor

8314 Views