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The marketing mix, commonly associated with the 4Ps, describes the various factors that firms consider when marketing a product. These marketing mix is based upon the firm’s knowledge of its customers and th...

When two atomic nuclei are heated to a very high temperature and high pressure, for example inside a star, their nuclei can join to make a larger nucleus. Energy is released when this fusion takes place and ...

The formula for efficiency is: efficiency = (useful energy / total energy) Therefore, first we must find the total energy which is the sum of all of the branches of the Sankey diagram. So take the energy spe...

Scientists originally thought that atoms were like a 'plum pudding' in that they were a sphere of positive charge with negatively charged electrons scattered about inside it. This was because they observed f...

Active immunity is due to the over production of antibodies by the organism itself after the body's defence mechanisms have been stimulated by the invasion of foreign micro-organisms. Whereas, passive immuni...