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A normal good is a good in which as your income rises your demand for that good also rises. And if your income falls your demand for that good also falls. The best way to learn about normal goods is with exa...

First of all you need to separate the two numbers you have 8Y and 4y2 then ask yourself what you can divide both these 2 numbers with? so 4 can be divided by 4 and 8 can be divided by 4. so we can divide bot...

Covalent bonds are formed when two atoms share one or more pairs of electrons. These atoms are non-metals, such as Carbon, Oxygen and Hydrogen. Ionic bonds are formed when an atom gives one or more electrons...

Ah! the famous auxiliary verbs. Here is a handy guide - You use "avere" with ACTIVE TRANSITIVE verbs. Here is an example Io HO mangiato - I have eaten. The verb "eaten" describes an actio...

It is a guttural sound (comes from the throat). Practice by gargling with water, that is where the sound comes from. It is harsh and easily achievable with a little practice.