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When and how do you use "Passé Composé" ?

Passé Composé is a past tense used to talk about a completed action that has already been done in the past, something that we know has ended when we are talking about it: "Hier, le garçon est allé à ...

RA
Answered by Rachel A. French tutor
2054 Views

I don't understand differentiation. How does it work?

The first thing to know is that it is absolutely fine to be struggling with differentiation. It is one of the harder topics of A Level maths that you won't have seen before. I know it certainly took me a ...

TD
Answered by Tutor296844 D. Maths tutor
6509 Views

An unknown gas from a reaction is contained in a 2 litre beaker, at standard atmospheric pressure and a Temperature of 25 Celsius. Calculate the number of moles of the gas.

PV=nRT n=PV/RT=(1.01*1050.002)/(8.31298)=0.0816 moles

JM
Answered by James M. Chemistry tutor
1816 Views

Can you explain the difference between a real and a virtual image?

The ways in which these two things are experienced in real life is very different - you see a virtual image when you look through a lens or at a mirror, because light is coming at you as if it were coming...

DG
Answered by Dan G. Physics tutor
5799 Views

What are the similarities and differences between competitive and non-competitive inhibition within enzymes?

Competitive inhibition occurs when the substrate and inhibitor molecule are similar in shape and size and therefor compete to bind in the enzymes active site, non-competitive inhibition however is when th...

SW
Answered by Stella W. Biology tutor
7041 Views

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