Recycling of PET soft drink bottles involves heating with methanol and an acid catalyst to liberate ethylene glycol and dimethylterphthalate (methyl ester of pthalic acid). These can then be used as monomers to make new PET products. Write an equation for this recycling reaction.

How much gram of succinic acid dissolve to prepare 8.0M 500 ml. Solution at 25"c. Find out normality and % w/v