For Iron: 
For Oxygen:
These are the two chemical symbols for the two elements found in Iron Oxide.
For Oxygen:
These are the two chemical symbols for the two elements found in Iron Oxide.
Which statement best explains how the conditions identified in Part A affect the availability of opal?
1 answer:
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Answer:
The correct answer is: X is nitrogen dioxide, and Y is a metal oxide
Explanation:
Combustion of compound of containing nitrogen and metal will give nitrogen dioxide and metal oxide as product. During combustion reaction a compound reacts with oxygen in order to yield oxides of elements present in the compound.
The general equation is given as:
Hence, the correct answer is :X is nitrogen dioxide, and Y is a metal oxide.