Search over 10,000 free study notes

The developmental area of Psychology focuses on how behaviour changes over time, as a person grows up. It has a particular focus on behaviourism (the belief that all behaviour is learned). Meanwhile, the ...

(1) First, write out the equation if it is not given: N₂ + 3H₂ ---> 2NH₃ (2) Calculate the moles of nitrogen in the reaction using the information you have; in this cas...

Pathogens are microorganisms that cause disease. They may be bacteria, viruses, protists or funghi. They can infect animals and plants, causing a wide range of diseases. 

Pathogens, such as bacteri...

LeChaterlier's principle states: 'If a dynamic equilibrium is disturbed by changing the conditions, the position of equilibrium moves to counteract the change'. In short, this helps us to work out HOW cha...

Mitral valve and tricuspid valves control blood flow from the atria to the ventricles. Mitral on the right side, and tricuspid on the left side of the heart

Aortic valve controls blood flow between...