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2,8,8,1

Benzene is a planar 6 membered cyclic ring, with each atom in the ring being a carbon atom (Homo-aromatic). Each carbon atom is sp^2 hybridised being bonded to two other carbon atoms and one hydrogen atom...

In order to answer this question, the equation: PV=nRT must be used.P is pressure, V is volume, n is moles, R is the gas constant and T is temperature. Firstly the units in the question must be converted ...

The Enthalpy change when one mole of product is formed from its elements under standard states and conditions.

These are the group one elements on the periodic table. They are highly reactive so are stored under oil. When they react with water it is often a violent reaction. It also turns to water alkaline, hence ...