11. What hemisphere is shown by section A?

a. Northern Hemisphere
c. Eastern Hemisphere
b. Southern Hemisphere
d. Western Hemisphere

Check the correct box to describe the periodic trends in electronegativity. electronegativity across a period: decreases. increases. electronegativity down a group: decreases. increases.

Water (2510 g ) is heated until it just begins to boil. if the water absorbs 5.09×105 j of heat in the process, what was the initial temperature of the water?

Nonmetal halogen family atmoic mass 35