Top answers

All subjects
A Level

Explain why hydrogen bromide has a higher boiling point than hydrogen chloride.

Hydrogen bromide and hydrogen chloride are both simple molecules. They have London forces between molecules. It is essential that you highlight that these interactions (induced dipole-dipole) are BETWEEN ...

PP
Answered by Pooja P. Chemistry tutor
27849 Views

What's the difference between glacial erosion and sub-aerial processes?

These are geographical terms which are commonly mixed up, due to the similar nature of the terms. In brief, the difference is simple - glacial erosion is the erosion process and consequences physically c...

LB
Answered by Laura B. Geography tutor
5606 Views

How do I form the subjunctive mood? And what is it for?

First of all, it is necessary to recognise that the subjunctive is not a tense, but rather a mood. This means that it is used to express certain moods and emotions through the verb, rather than a period o...

LB
Answered by Laura B. Spanish tutor
2043 Views

To what extent was the First Crusade motivated more by religion, or other factors?

When answering a question such as this it is important to break it down and gleam its true essence. First, the question requires the student to recall other factors which could challenge religion's domina...

LJ
Answered by Luke J. History tutor
7347 Views

How does the kidney work in homeostasis?

The kidney is involved in osmoregulation (the control of blood water concentration): this is primarily controlled by the hormone ADH which is released from the pituitary gland in the brain when water conc...

MH
Answered by Molly H. Biology tutor
3387 Views

We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2026 by IXL Learning