How is radar used to forcast weather?]
A. It shows areas of high and low pressure
B, It collects data in the upper atmosphere
C. It collects weather data as part of a network around the country.
D. It locates and tracks storms, and follows the path of storm systems

12. complete each of the following word equations for synthesis reactions. a. sodium + oxygen -> b. magnesium + fluorine -> 13. complete and balance the equations for the decomposition reactions. a. hgo -> [with the triangle heat symbol above the arrow] b. h2o(l) -> [with "electricity" written above the arrow]

What is a metal replacement reaction

An atom's configuration based on its number of electrons ends at 3p4. another atom has seven more electrons. starting at 3p, what is the remaining configuration? 3p63d34s2 3p43d54s2 3p64s23d3 3p44s23d