Top answers

All subjects
All levels

why does log a + log b = log (ab)

Let log a be some number A and log b be some number B

now the natural log of something is the equivalent of saying a=e^A and b = e^B

So a*b = e^A * e^B which by rules of ind...

RV
Answered by Rebecca V. Maths tutor
5483 Views

Explain why an enzyme catalyses only one reaction.

Enzymes only have one active site which is only complementary to one specific substrate. 

LL
Answered by Luckksha L. Biology tutor
17601 Views

Define the term ‘derived demand’

The demand for a good or service reulting from or leads to the demand for another good or service. 

LL
4144 Views

Explain the formation of limestone pavement.

Limesone is a calcium carbonate and when rainwater mixes with carbon dioxide in the atmosphere it becomes weak carbonic acid.  Calcium carbonate is soluble in this acid and thus causing the process of ...

LL
13029 Views

Outline one reason why the largest earthquakes do not always cause the most deaths.

Varies reasons inclusing:

Population density - more people menas more people get affected

Infrastructure - more built up menas more buildings will be affected and can collap...

LL
26764 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