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What is the basis of an NMR spectrum?

Nuclear Magnetic Resonance (NMR) is a spectroscopic technique used to detect certain nuclei in a molecule.

1H and 13C are the most commonly identified nuclei , howev...

JT
Answered by Joanna T. Chemistry tutor
3770 Views

How do I differentiate y = ln(sin(3x))?

So we initially have the relationship y = ln(sin(3x)). As the left hand side is a function of the variable y and the right hand side is a function of the variable x i.e they are implicitly related, we ...

IW
Answered by Ifan W. Maths tutor
19721 Views

What is the difference between aerobic and anaerobic respiration?

The main difference between aerobic and anaerobic respiration is that anaerobic does not require oxygen in order to provide energy whereas aerobic needs oxygen to supply the body with ATP energy. Howev...

AJ
12294 Views

When I multiple two negative numbers together is my answer positive or negative?

My favourite way to remember whether my answer is positive or negative when I multiply two numbers is to think of the following:

a) If you multiply two numbers with the SAME sign (i.e. tw...

HS
Answered by Hannah S. Maths tutor
4721 Views

Expand and simplify the following; (2 + 3^0.5)^2 - (2 - 3^0.5)^2

(2 + 3^0.5 )^2 - (2 - 3^0.5 )^2

Firstly we will start by seperating the 2 brackets. This will give us 

1 :      (2+ 3^0.5 )^2

2 :      (2 - 3^0.5 )^2

<...
MN
Answered by Mickey N. Maths tutor
10114 Views

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