Write a balanced equation for the reaction of sodium phosphide with potassium chloride.

Based on its chemical properties, identify the position of each chemical family on the periodic table.

To apply in a gold the individual gold atoms are united to each other by means of a metallic bond. how would you use the gold block to determine the atomic radius of a gold atom?

What is the approximate mass of 25 cm3 of silver, if the density is 10.5 g/cm3? a. 0.42 g b. 2.4 g c. 42 g d. 260 g