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Explain the unusually high boiling point of HF

  • Due to the high electronegativity of flourine hydrogen bonds can be formed between HF molecules. - Hydrogen bonds require more energy to break that London Forces. - The other haloge...
CG
Answered by Chloe G. Chemistry tutor
28542 Views

Identify 3 different antibiotics and describe how they work.

Antibiotics are important for treating bacterial infections that may be making us ill. There are many different antibiotics that work in different ways, and therefore they are suitable for treating differ...

MH
Answered by Madeleine H. Biology tutor
3099 Views

How is the perfect tense constructed?

The perfect tense is made up of two parts: the auxiliary (helping) verb and the past participle. These are two separate words and must both be present to construct the perfect tense. The auxiliary verb is...

JH
Answered by Juliet H. French tutor
1958 Views

Explain the resistance of and electrical component and what affects its value in a wire.

Resistance primarily is 'how difficult it is for an electron to travel through a material'. When the electron travels through a material, it collides with ions which causes it to lose ene...

JH
Answered by John H. Physics tutor
3422 Views

How would I approach a translation in the exam?

-read the passage carefully, identifying any tricky/unknown vocabulary and grammatical points (5 mins) -write a draft translation, leaving gaps for parts you're unsure about (10 mins) -go back to the blan...

EB
Answered by Emily B. Spanish tutor
2001 Views

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