What information does the activity series of metals give?
a. it predicts if one metal will replace another metal in a compound.
b. it identifies which metals have the highest electronegativities.
c. it gives the ionic charges of most metals on the periodic table.
d. it tells which metals will react with nonmetals to form compounds.

Ahypothrticalax type of ceramic material is known to have a density of 2.10 g/cm3 and a unit cell of cubic symmetry with a cell edge length of 0.57 nm. the atomic weights of the a and x elements are 28.5and 30.0 g/mol, respectively. on the basis of this information, which of the following crystal structures is (are) possible for this material: sodium chloride, cesium chloride, or zinc blende

What’s the percent by mass of carbon in c10h14n2

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 ?