Forrest soils tend to be somewhat acidic. the acidity can be increased with acid rain. which ion is typically present in soil with a high acidity? a. calcium b. sulfate c. bicarbonate d. phosphate

Nickel crystallizes in the face-centered cubic (fcc) lattice. the density of the metal is 8902 kg/m3. calculate the radius of a nickel atom.

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]

Using data from seismic waves, geologists have learned that earth’s interior is made up of several