Whats the atomic number of K

Do you think the continents will ever rejoin to form another supercontinet like pangaea? why or why not?

What could a scientist do to determine what era the Eocene period belongs to on the geologic timescale?

The scientific name for an organism comes from its

Is/are determined by a genetic trait passed on from parents to their children

Give an example of a covalent bond.

Identify the characteristics of tornadoes and hurricanes

When magma intrudes parallel to another rock layer, the formation is called a (n) A. sill. B. dike. C. extrusion. D. unconformity.

What is the net amount of energy released when 1 mole of H2O is produced

Why is Sn (SO4) 2 named Tin (IV) Sulfate and not Tin (II) Sulfate?

An element x forms an iodide (xi3) and a chloride (xcl3). the iodide is quantitatively converted to the chloride when it is heated in a stream of chlorine: 2xi3+3cl2â2xcl3+3i2 if 0.5500 g of xi3 is treated, 0.2596 g of xcl3 is obtained.