0.56 gm/ml is the density of a piece of tempered glass.
Explanation:
In the question the formula for density have be given , that is, density= mass/ volume. The value of mass as well as the volume has been provided in the question, they are the value of mass is 2.8 gm and the value of the volume is 5 ml. Putting the value of mass and the volume we get 2.8/5= 0.56 gm/ml . Hence, the density of a piece of tempered glass is 0.56 gm/ml.
 
        
             
        
        
        
Hello. You forgot to enter the answer options. The options are:
A. Most of the executives were secretly blue-collar workers.
B. Companies were careful never to violate American law.
C. Many times, when companies violated the law, it was unintentional.
D. Many times, when companies violated the law, it was intentional.
Answer:
D. Many times, when companies violated the law, it was intentional.
Explanation:
Edwin Sutherland was surprised to discover scenes of corruption and violation of laws within American industries. He was even more surprised when he discovered that these violations were done intensionally, promoting the benefit of entrepreneurs who had no commitment to order and honesty. These crimes are known as White Collar and are made by people who already live a wealthy life and without economic difficulties.
 
        
             
        
        
        
Answer:
B. A business gives its employees a raise, so it cannot afford to buy any TV ads.
Explanation:
Opportunity cost also known as the alternative forgone, can be defined as the value, profit or benefits given up by an individual or organization in order to choose or acquire something deemed significant at the time.
Simply stated, it is the cost of not enjoying the benefits, profits or value associated with the alternative forgone or best alternative choice available.
For instance, if you decide to invest resources such as money in a paying your employees (workers), your opportunity cost would be the benefits like increased sales you could have earned if you had invested the same amount of resources in advertising your business.
Hence, the situation which best illustrates the economic concept of opportunity is when, a business gives its employees a raise, so it cannot afford to buy any TV ads.