How much heat energy is required to raise the temperature of 5 kilograms of coal from 20 degrees celsius to 220 degrees celsius?
a. 1,314,718j
b. 6,573 j
c. 4,187,000 j
d, 314 j

Give an example of a situation in which an individual's pursuit of economic self-interest may not benefit but instead harm the rest of society

1. which of the following factors would cause demand-pull inflation? a. serious crop failure b. significant decrease in the supply of oil c. increase in the money supply d. increase in the cost of raw materials for firms e. reduction in imports allowed into the country

What did executive order 9981 accomplish