Ireally don't know how to do this someone write chemical formulas for the compounds in each box. the names are found by finding the intersection between the cations and anions. example: the first box is the intersection between the “zinc” cation and the “chloride” anion, so you should write “zncl2”, as shown.

Calculate the number of molecules present in 0.750 mol of mgo.

Ageochemist examines a piece of metal that he found in the soil. he performs tests to identify the metal from its density, electrical conductivity, and melting point. which statement best describes his investigation? a. he is determining physical properties that are sufficient to identify the metal.b. he is determining chemical properties that are sufficient to identify the metal.c. he is determining physical properties that are insufficient to identify the metal.d. he is determining chemical properties that are insufficient to identify the metal.

What is the chemical name of the compound na2co3? use the list of polyatomic ions and the periodic table to you answer. a. sodium carbon oxide b. sodium carbonate c. sodium(ll) carbonate d. sodium oxalate