Search our library of homework questions

Top answers

All subjects

All levels

Why does an enzyme only catalyse one reaction?

Enzymes are proteins, which have a specific 3D tertiary structure, with a specifically shaped active site. The active site can only bind one substrate to...

Answered by Zara S. • Biology tutor

16209 Views

write a balanced equation of the reaction between sodium and oxygen

2Na + O > Na₂O

Answered by erica b. • Chemistry tutor

4010 Views

Translate the following passage: I like to go on holiday to Spain. It is always sunny and our favourite hotel has a big swimming pool. Last summer we went to Madrid and I saw a concert in the bull-ring. I am going to study Spanish in the future.

Me gusta ir de vacaciones a España. Siempre hace sol y nuestro hotel favorito tiene una piscina grande. El verano pasado, fuimos a Madrid y vi un concierto en la plaza de toros. Voy a estudiar el español ...

Answered by Amber W. • Spanish tutor

3198 Views

How do I know which verbs take être in the passé composé?

For almost all non-reflexive verbs, you will use 'avoir' rather than être.However there are some exceptions. A particularly useful way of remembering which ones take être is the anagram DR & MRS VANDE...

Answered by Nina M. • French tutor

19299 Views

How successful were Elizabeth I and her ministers in managing Parliament?

Introduction: Outline key features of introduction in relation to questionHistoriographical justification for question: Neale would suggest that she was very unsuccessful; cites examples of vocal Protesta...

Answered by Toby F. • History tutor

5619 Views