Slaves and free blacks comprised more than __________ of the workforce in cities like Charleston, South Carolina
A) one-quarter
B) one-third
C) one-half
D) three-quarters
Answer: C
You might also like to view...
_______________ means that same amount of carbon that is produced by its combustion is then absorbed from the atmosphere by the growth of the plants comprising the energy crop
Fill in the blank(s) with the appropriate word(s).
We meet a very large part of our energy needs with _____
a. renewable resources c. water power b. wind power d. fossil fuels
Five-hundred moles per minute of liquid benzene (300 K and 3.0 bar) enters a steady state heater. The benzene leaves the heater as a superheated vapor (450 K and 3.0 bar). What rate of heat addition is needed to achieve this change? Assume the heat of vaporization is not a function of pressure. Note: The vapor pressure of benzene is given by the following relationship:
lnPsat = 13.8594 – 2773.78/(T-53) where P [=] kPa and T [=] K
Receptacles in dwelling bedrooms, family rooms, dining rooms, living rooms, parlors, libraries, dens, sunrooms, recreation rooms, closets, hallways, and similar areas on 15- or 20-ampere, 120-volt-rated branch-circuits are required to be protected by a(n) ___________________ of the combination type.
Fill in the blank(s) with the appropriate word(s).