Easily put, an electron is a subatomic particle that carries a negative electric charge. There are no known components, so it is believed to be an elementary particle(basic building block of the universe). The mass of an electron is 1/1836 of its proton. Electrons have an antiparticle called a positron.
Double Oven Average Costs . Double ovens start at around $1,250 to $2,500 and can cost as much as $4,000 to $5,000 or more. Professional installation of a double oven might cost $100 to $200 (or more, if cabinet alteration is required). To make installation as easy as possible, look for a double oven that's the same size as your old oven.
How much does it cost? 1  The costs of cleaning an oven may vary widely. 2  For example, According to Ovenperfect.com, a standard oven clean up is around $130. 3  On the other hand, at Ovencleaningdevon.com, cleaning a single oven costs$40 to $60 while cleaning a double oven costs $50 to $75. 4  An oven that has a self-clean setting can cost around $250 to ...