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Explain why the use of petrol and diesel cars may be a source of market failure. [15]

define market failure i.e. when free market forces of supply and demand fail to produce the quantities of goods and services at prices which reflect marginal utilities OR fails to opera...

Answered by Economics tutor
2732 Views

Explain how a buffer solution resists the pH change when an acid or alkali is added.

HA <----> H+ + OH-Acid:Adding an acid increases the concentration of H+ ions as acids are proton donors. These H+ ions react with the conjugate base, A-, to form HA and thus shift the equilibrium po...

AF
10215 Views

Outline and briefly evaluate locus of control as an explanation of resistance to social influence.

Locus of control was a concept put forward by Rotter in 1966 that describes an element of our personality. It is the extent to which we feel in control and take responsible for the things around us that h...

IN
Answered by Isobel N. Psychology tutor
43782 Views

Discuss how cholesterol is transported in the body, and describe these transport molecules.

Cholesterol, like other lipids, is insoluble in water. Therefore, it is transported in the blood in lipoproteins. These are spheres of lipid and protein, and are made in the liver. There are two types of ...

NC
Answered by Nabeelah C. Biology tutor
3584 Views

Write a critical apprecaition for Horcale Warpole's Castle of Otranto

From the very beginning this extract sets itself up fit seamlessly with other typical gothic novels through its depiction of intense overpowering emotions that seem to be almost too strong a force for the...

LC
Answered by Leah C. English tutor
2105 Views

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