Question

(i) Describe Bohr's model of the atom. How did's Bohr explain the stability of atom? ​(ii) An element has an atomic number of 11 and its mass number is 23. What is the arrangement of electrons in the shells? State nuclear composition of an atom of the element.

Answer 1

Answer:

The tri-county generation and transmission association is a nonprofit cooperative organization that provides electrical service to rural customers. Based on a faulty long-range demand forecast, tri-county overbuilt its generation and distribution system. Tri-county now has much more capacity than it needs to serve its customers. Fixed costs, mostly debt service on investment in plant and equipment, are $89.2 million per year. Variable costs, mostly fossil fuel costs, are $29 per megawatt-hour (mwh, or million watts of power used for one hour). The new person in charge of demand forecasting prepared a short-range forecast for use in next year's budgetin