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How many of the following elements have two unpaired electrons in the ground state? C O Ti Si
Air Traffic
The controlled movement of aircraft within the Earth’s atmosphere, especially the scheduling and management of airplane takeoffs and landings.
Carbon Tax
A fee imposed on the burning of carbon-based fuels (coal, oil, gas) aimed at reducing greenhouse gas emissions.
Supply Curve
A graph that shows the quantity of a good producers are willing to supply at different prices.
Electricity Market
A system through which the buying, selling, and trading of electricity are conducted, usually regulated by governmental policies.
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