The general concept of a chemical reaction has been extended to reactions between entities smaller than atoms, including nuclear reactions, radioactive decays, and reactions between elementary particles as described by quantum field theory.n a synthesis reaction, two or more simple substances combine to form a more complex substance. These reactions are in the general form: Two or more reactants yielding one product is another way to identify a synthesis reaction.
For payments paid to unemployed people, see unemployment benefits. The unemployment rate is a measure of the prevalence of unemployment and it is calculated as a percentage by dividing the number of unemployed individuals by all individuals currently in the labor force. During periods of recession, an economy usually experiences a relatively high unemployment rate.
The U.S. unemployment rate fell to 4.7 percent in May, even as job growth failed to meet expectations. But does that tell the whole story? Every month on jobs day, the Labor Department's Bureau of Labor Statistics puts out a ton of employment-related data, each of which tells its own story about the state of the economy.