Arrange the following formulas in increasing percentage of nitrogen. Show a NEAT solution. a) NH4NO3

b) CO(NH2)2

c) NH3

Draw metallic bonding if two copper

Which of the following describes a compound? (hint: carbon and oxygen bo a. a piece of pure carbon, containing only carbon atoms b. oxygen gas surrounding a solid piece of carbon c. a substance made of two oxygen atoms for each carbon atom carbon and oxygen atoms mixed without being bonded together

Consider the four elements above. which one of these elements will combine with oxygen in a 1: 1 ratio?