Using a mechanism explain why more than one alpha proton is necessary on the nucleophilic partner in a normal claisen condensation of two esters to form a product (8 marks). there is one set of conditions whereby a claisen condensation of esters is possible where only one alpha proton is available, what are these conditions (2 marks)?

What type of energy do chemical bonds have? what type of energy is it converted to during chemical reactions? question 15 options: chemical bonds have kinetic energy, which is converted to potential energy during chemical reactions. chemical bonds have electric energy, which is converted to potential energy during chemical reactions. chemical bonds have heat energy, which is converted to kinetic energy during chemical reactions. chemical bonds have potential energy, which is converted to heat energy during chemical reactions.

What are four significant sources of ghgs that come from wostem washington?

All motion is caused by force? true or false