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First, she should filter the mixture using a filter funnel and filter paper to remove the sand. Then, she should distill the remaining solution, using a bunsen burner, a distillation column and a condensi...

 Shifts in the supply and demand curves are only caused by changes other than price changes. 

Price changes only cause a movement along the demand or supply curve. This is because at higher price l...

We can see that the function is a sum of three terms so we can deal with each term separately and add them up. The term 8x³ and 5 are relatively straightforward and follow the standard rules fo...

Certain parts of the world, mainly in the Global south, are particularly susceptible to malnutrition. Malnutrition can be caused by a lack of food and nutrients and can cause diseases such as anaemia to b...

The process of gentrification involves developing run down or sometimes neglected areas to make them more desirable. Gentrification can happen organically by residents improving their homes and businesses...