Based on the current position of the continents, in what general direction did South America Drift away from Pangaea ?
I
A. East
B. West
C. North
D. South

The reaction q+r2=r2q is found to be first order in r2 and

Balance this equation co2(g) + h2o (g) show that the balanced equation obeys the law if conversation of mass

When determining the shape of a molecule, it is important to draw a lewis dot structure first in order to see the total number a. electrons within the moleculeb. bonding and unshared pairs around central atomc. unshared pair within the molecule( i really need it )