Examlex
How many joules of energy would be released if a U.S. penny (2.5 *10-3 kg) were converted entirely to energy? The speed of light is 3 *108 m/s.
United States
is a federal republic located in North America, known for its diverse geography, culture, and significant global economic and political influence.
Net Energy Ratio
A measure comparing the amount of energy delivered by a system to the amount of energy used in its construction and maintenance.
Petrochemicals
Chemical products derived from petroleum or natural gas, serving as raw materials in various manufacturing processes.
Organic Chemicals
Compounds containing carbon atoms, typically produced by living organisms but can also be synthesized artificially.
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