How was the u. s. economy in 1980?
a. it was booming.
b. it was in a depression.
c. it was neither growing nor shrinking.
d. it was in a recession.

Cucl2 + 2nano3 cu(no3)2 + 2nacl what is the percent yield of nacl if 31.0 g of cucl2 reacts with excess nano3 to produce 21.2 g of nacl? 49.7% 58.4% 63.6% 78.7%

The variability in marine salinity between habitats does not impact the fish living there. select the best answer from the choices provided t f

1) describe the physical layout of the ocean floor ? 2) explain how the dumbo octopus swims differently than other octopus species and why this would be an advantage in the aphonic zone . 3) why are the types of organisms that live at each underwater hot vent so dramatically different ?